Home / 16,617.27-22,929.21-9,902.73

Finding the Fourth Proportional to 16,617.27, 22,929.21 and 9,902.73

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Solution

The fourth proportional to 16,617.27, 22,929.21 and 9,902.73 is: 13,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.27 : 22,929.21 = 9,902.73 : x
  2. Step 2: Convert to fraction form
    16,617.27/22,929.21 = 9,902.73/x
  3. Step 3: Cross multiply
    16,617.27x = 22,929.21 × 9,902.73
  4. Step 4: Simplify right side
    16,617.27x = 227,061,775.74
  5. Step 5: Solve for x
    x = 227,061,775.74/16,617.27
  6. Step 6: Final answer
    x = 13,664.20

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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.