Home / 38,849.55-58,265.85-13,891.32

Finding the Fourth Proportional to 38,849.55, 58,265.85 and 13,891.32

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Solution

The fourth proportional to 38,849.55, 58,265.85 and 13,891.32 is: 20,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.55 : 58,265.85 = 13,891.32 : x
  2. Step 2: Convert to fraction form
    38,849.55/58,265.85 = 13,891.32/x
  3. Step 3: Cross multiply
    38,849.55x = 58,265.85 × 13,891.32
  4. Step 4: Simplify right side
    38,849.55x = 809,389,567.42
  5. Step 5: Solve for x
    x = 809,389,567.42/38,849.55
  6. Step 6: Final answer
    x = 20,833.95

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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.