Home / 38,759.50-58,117.38-13,447.14

Finding the Fourth Proportional to 38,759.50, 58,117.38 and 13,447.14

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Solution

The fourth proportional to 38,759.50, 58,117.38 and 13,447.14 is: 20,163.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,759.50 : 58,117.38 = 13,447.14 : x
  2. Step 2: Convert to fraction form
    38,759.50/58,117.38 = 13,447.14/x
  3. Step 3: Cross multiply
    38,759.50x = 58,117.38 × 13,447.14
  4. Step 4: Simplify right side
    38,759.50x = 781,512,545.29
  5. Step 5: Solve for x
    x = 781,512,545.29/38,759.50
  6. Step 6: Final answer
    x = 20,163.12

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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.