Home / 17,946.50-24,753.30-13,167.90

Finding the Fourth Proportional to 17,946.50, 24,753.30 and 13,167.90

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Solution

The fourth proportional to 17,946.50, 24,753.30 and 13,167.90 is: 18,162.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.50 : 24,753.30 = 13,167.90 : x
  2. Step 2: Convert to fraction form
    17,946.50/24,753.30 = 13,167.90/x
  3. Step 3: Cross multiply
    17,946.50x = 24,753.30 × 13,167.90
  4. Step 4: Simplify right side
    17,946.50x = 325,948,929.69
  5. Step 5: Solve for x
    x = 325,948,929.69/17,946.50
  6. Step 6: Final answer
    x = 18,162.26

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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.