Home / 40,151.60-60,217.68-19,082.32

Finding the Fourth Proportional to 40,151.60, 60,217.68 and 19,082.32

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Solution

The fourth proportional to 40,151.60, 60,217.68 and 19,082.32 is: 28,618.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.60 : 60,217.68 = 19,082.32 : x
  2. Step 2: Convert to fraction form
    40,151.60/60,217.68 = 19,082.32/x
  3. Step 3: Cross multiply
    40,151.60x = 60,217.68 × 19,082.32
  4. Step 4: Simplify right side
    40,151.60x = 1,149,093,039.42
  5. Step 5: Solve for x
    x = 1,149,093,039.42/40,151.60
  6. Step 6: Final answer
    x = 28,618.86

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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.