Home / 25,572.11-38,340.24-9,776.50

Finding the Fourth Proportional to 25,572.11, 38,340.24 and 9,776.50

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Solution

The fourth proportional to 25,572.11, 38,340.24 and 9,776.50 is: 14,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572.11 : 38,340.24 = 9,776.50 : x
  2. Step 2: Convert to fraction form
    25,572.11/38,340.24 = 9,776.50/x
  3. Step 3: Cross multiply
    25,572.11x = 38,340.24 × 9,776.50
  4. Step 4: Simplify right side
    25,572.11x = 374,833,223.85
  5. Step 5: Solve for x
    x = 374,833,223.85/25,572.11
  6. Step 6: Final answer
    x = 14,657.89

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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.