Home / 25,517.10-38,269.80-9,723.92

Finding the Fourth Proportional to 25,517.10, 38,269.80 and 9,723.92

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Solution

The fourth proportional to 25,517.10, 38,269.80 and 9,723.92 is: 14,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.10 : 38,269.80 = 9,723.92 : x
  2. Step 2: Convert to fraction form
    25,517.10/38,269.80 = 9,723.92/x
  3. Step 3: Cross multiply
    25,517.10x = 38,269.80 × 9,723.92
  4. Step 4: Simplify right side
    25,517.10x = 372,132,282.27
  5. Step 5: Solve for x
    x = 372,132,282.27/25,517.10
  6. Step 6: Final answer
    x = 14,583.64

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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.