Home / 42,651.18-58,882.68-29,577.78

Finding the Fourth Proportional to 42,651.18, 58,882.68 and 29,577.78

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Solution

The fourth proportional to 42,651.18, 58,882.68 and 29,577.78 is: 40,834.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,651.18 : 58,882.68 = 29,577.78 : x
  2. Step 2: Convert to fraction form
    42,651.18/58,882.68 = 29,577.78/x
  3. Step 3: Cross multiply
    42,651.18x = 58,882.68 × 29,577.78
  4. Step 4: Simplify right side
    42,651.18x = 1,741,618,954.85
  5. Step 5: Solve for x
    x = 1,741,618,954.85/42,651.18
  6. Step 6: Final answer
    x = 40,834.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.