Home / 47,220.78-65,165.13-26,000.82

Finding the Fourth Proportional to 47,220.78, 65,165.13 and 26,000.82

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Solution

The fourth proportional to 47,220.78, 65,165.13 and 26,000.82 is: 35,881.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220.78 : 65,165.13 = 26,000.82 : x
  2. Step 2: Convert to fraction form
    47,220.78/65,165.13 = 26,000.82/x
  3. Step 3: Cross multiply
    47,220.78x = 65,165.13 × 26,000.82
  4. Step 4: Simplify right side
    47,220.78x = 1,694,346,815.41
  5. Step 5: Solve for x
    x = 1,694,346,815.41/47,220.78
  6. Step 6: Final answer
    x = 35,881.38

Related Problems

Find fourth proportional to 23,610.39, 32,582.57 and 13,000.41
Half scale
Find fourth proportional to 94,441.56, 130,330.26 and 52,001.64
Double scale
Find fourth proportional to 47,221.78, 65,166.51 and 26,001.82
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.