Home / 26,248.16-39,363.04-8,713.28

Finding the Fourth Proportional to 26,248.16, 39,363.04 and 8,713.28

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Solution

The fourth proportional to 26,248.16, 39,363.04 and 8,713.28 is: 13,066.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.16 : 39,363.04 = 8,713.28 : x
  2. Step 2: Convert to fraction form
    26,248.16/39,363.04 = 8,713.28/x
  3. Step 3: Cross multiply
    26,248.16x = 39,363.04 × 8,713.28
  4. Step 4: Simplify right side
    26,248.16x = 342,981,189.17
  5. Step 5: Solve for x
    x = 342,981,189.17/26,248.16
  6. Step 6: Final answer
    x = 13,066.87

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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.