Home / 25,691.85-38,543.27-10,907.73

Finding the Fourth Proportional to 25,691.85, 38,543.27 and 10,907.73

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Solution

The fourth proportional to 25,691.85, 38,543.27 and 10,907.73 is: 16,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.85 : 38,543.27 = 10,907.73 : x
  2. Step 2: Convert to fraction form
    25,691.85/38,543.27 = 10,907.73/x
  3. Step 3: Cross multiply
    25,691.85x = 38,543.27 × 10,907.73
  4. Step 4: Simplify right side
    25,691.85x = 420,419,527.94
  5. Step 5: Solve for x
    x = 420,419,527.94/25,691.85
  6. Step 6: Final answer
    x = 16,363.93

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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.