Home / 16,402.90-22,635.17-9,329.17

Finding the Fourth Proportional to 16,402.90, 22,635.17 and 9,329.17

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Solution

The fourth proportional to 16,402.90, 22,635.17 and 9,329.17 is: 12,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.90 : 22,635.17 = 9,329.17 : x
  2. Step 2: Convert to fraction form
    16,402.90/22,635.17 = 9,329.17/x
  3. Step 3: Cross multiply
    16,402.90x = 22,635.17 × 9,329.17
  4. Step 4: Simplify right side
    16,402.90x = 211,167,189.09
  5. Step 5: Solve for x
    x = 211,167,189.09/16,402.90
  6. Step 6: Final answer
    x = 12,873.78

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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.