Home / 40,125.48-55,373.52-22,220.76

Finding the Fourth Proportional to 40,125.48, 55,373.52 and 22,220.76

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Solution

The fourth proportional to 40,125.48, 55,373.52 and 22,220.76 is: 30,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.48 : 55,373.52 = 22,220.76 : x
  2. Step 2: Convert to fraction form
    40,125.48/55,373.52 = 22,220.76/x
  3. Step 3: Cross multiply
    40,125.48x = 55,373.52 × 22,220.76
  4. Step 4: Simplify right side
    40,125.48x = 1,230,441,698.28
  5. Step 5: Solve for x
    x = 1,230,441,698.28/40,125.48
  6. Step 6: Final answer
    x = 30,664.85

Related Problems

Find fourth proportional to 20,062.74, 27,686.76 and 11,110.38
Half scale
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Double scale
Find fourth proportional to 40,126.48, 55,374.90 and 22,221.76
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.