Home / 16,252.66-22,429.11-9,180.13

Finding the Fourth Proportional to 16,252.66, 22,429.11 and 9,180.13

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Solution

The fourth proportional to 16,252.66, 22,429.11 and 9,180.13 is: 12,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,252.66 : 22,429.11 = 9,180.13 : x
  2. Step 2: Convert to fraction form
    16,252.66/22,429.11 = 9,180.13/x
  3. Step 3: Cross multiply
    16,252.66x = 22,429.11 × 9,180.13
  4. Step 4: Simplify right side
    16,252.66x = 205,902,145.58
  5. Step 5: Solve for x
    x = 205,902,145.58/16,252.66
  6. Step 6: Final answer
    x = 12,668.83

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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.