Home / 26,440.22-36,484.80-15,829.58

Finding the Fourth Proportional to 26,440.22, 36,484.80 and 15,829.58

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Solution

The fourth proportional to 26,440.22, 36,484.80 and 15,829.58 is: 21,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.22 : 36,484.80 = 15,829.58 : x
  2. Step 2: Convert to fraction form
    26,440.22/36,484.80 = 15,829.58/x
  3. Step 3: Cross multiply
    26,440.22x = 36,484.80 × 15,829.58
  4. Step 4: Simplify right side
    26,440.22x = 577,539,060.38
  5. Step 5: Solve for x
    x = 577,539,060.38/26,440.22
  6. Step 6: Final answer
    x = 21,843.20

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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.