Home / 26,498.55-36,560.02-15,884.31

Finding the Fourth Proportional to 26,498.55, 36,560.02 and 15,884.31

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Solution

The fourth proportional to 26,498.55, 36,560.02 and 15,884.31 is: 21,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,498.55 : 36,560.02 = 15,884.31 : x
  2. Step 2: Convert to fraction form
    26,498.55/36,560.02 = 15,884.31/x
  3. Step 3: Cross multiply
    26,498.55x = 36,560.02 × 15,884.31
  4. Step 4: Simplify right side
    26,498.55x = 580,730,691.29
  5. Step 5: Solve for x
    x = 580,730,691.29/26,498.55
  6. Step 6: Final answer
    x = 21,915.56

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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.