Home / 38,715.20-58,092-15,341.12

Finding the Fourth Proportional to 38,715.20, 58,092 and 15,341.12

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Solution

The fourth proportional to 38,715.20, 58,092 and 15,341.12 is: 23,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,715.20 : 58,092 = 15,341.12 : x
  2. Step 2: Convert to fraction form
    38,715.20/58,092 = 15,341.12/x
  3. Step 3: Cross multiply
    38,715.20x = 58,092 × 15,341.12
  4. Step 4: Simplify right side
    38,715.20x = 891,196,343.04
  5. Step 5: Solve for x
    x = 891,196,343.04/38,715.20
  6. Step 6: Final answer
    x = 23,019.29

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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.