Home / 15,193.38-22,789.92-4,805.13

Finding the Fourth Proportional to 15,193.38, 22,789.92 and 4,805.13

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Solution

The fourth proportional to 15,193.38, 22,789.92 and 4,805.13 is: 7,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193.38 : 22,789.92 = 4,805.13 : x
  2. Step 2: Convert to fraction form
    15,193.38/22,789.92 = 4,805.13/x
  3. Step 3: Cross multiply
    15,193.38x = 22,789.92 × 4,805.13
  4. Step 4: Simplify right side
    15,193.38x = 109,508,528.29
  5. Step 5: Solve for x
    x = 109,508,528.29/15,193.38
  6. Step 6: Final answer
    x = 7,207.65

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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.