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Finding the Fourth Proportional to 19,167.92, 28,753.28 and 6,020.12

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Solution

The fourth proportional to 19,167.92, 28,753.28 and 6,020.12 is: 9,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.92 : 28,753.28 = 6,020.12 : x
  2. Step 2: Convert to fraction form
    19,167.92/28,753.28 = 6,020.12/x
  3. Step 3: Cross multiply
    19,167.92x = 28,753.28 × 6,020.12
  4. Step 4: Simplify right side
    19,167.92x = 173,098,195.99
  5. Step 5: Solve for x
    x = 173,098,195.99/19,167.92
  6. Step 6: Final answer
    x = 9,030.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.