Home / 25,379.30-38,057.10-9,572.15

Finding the Fourth Proportional to 25,379.30, 38,057.10 and 9,572.15

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Solution

The fourth proportional to 25,379.30, 38,057.10 and 9,572.15 is: 14,353.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.30 : 38,057.10 = 9,572.15 : x
  2. Step 2: Convert to fraction form
    25,379.30/38,057.10 = 9,572.15/x
  3. Step 3: Cross multiply
    25,379.30x = 38,057.10 × 9,572.15
  4. Step 4: Simplify right side
    25,379.30x = 364,288,043.58
  5. Step 5: Solve for x
    x = 364,288,043.58/25,379.30
  6. Step 6: Final answer
    x = 14,353.75

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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.