Home / 24,699.17-34,062.31-21,127.61

Finding the Fourth Proportional to 24,699.17, 34,062.31 and 21,127.61

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Solution

The fourth proportional to 24,699.17, 34,062.31 and 21,127.61 is: 29,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,699.17 : 34,062.31 = 21,127.61 : x
  2. Step 2: Convert to fraction form
    24,699.17/34,062.31 = 21,127.61/x
  3. Step 3: Cross multiply
    24,699.17x = 34,062.31 × 21,127.61
  4. Step 4: Simplify right side
    24,699.17x = 719,655,201.38
  5. Step 5: Solve for x
    x = 719,655,201.38/24,699.17
  6. Step 6: Final answer
    x = 29,136.82

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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.