Home / 38,734.38-58,082.39-13,770.69

Finding the Fourth Proportional to 38,734.38, 58,082.39 and 13,770.69

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Solution

The fourth proportional to 38,734.38, 58,082.39 and 13,770.69 is: 20,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,734.38 : 58,082.39 = 13,770.69 : x
  2. Step 2: Convert to fraction form
    38,734.38/58,082.39 = 13,770.69/x
  3. Step 3: Cross multiply
    38,734.38x = 58,082.39 × 13,770.69
  4. Step 4: Simplify right side
    38,734.38x = 799,834,518.30
  5. Step 5: Solve for x
    x = 799,834,518.30/38,734.38
  6. Step 6: Final answer
    x = 20,649.21

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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.