Home / 25,550.15-38,331.45-8,910.32

Finding the Fourth Proportional to 25,550.15, 38,331.45 and 8,910.32

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Solution

The fourth proportional to 25,550.15, 38,331.45 and 8,910.32 is: 13,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.15 : 38,331.45 = 8,910.32 : x
  2. Step 2: Convert to fraction form
    25,550.15/38,331.45 = 8,910.32/x
  3. Step 3: Cross multiply
    25,550.15x = 38,331.45 × 8,910.32
  4. Step 4: Simplify right side
    25,550.15x = 341,545,293.91
  5. Step 5: Solve for x
    x = 341,545,293.91/25,550.15
  6. Step 6: Final answer
    x = 13,367.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.