Home / 25,318.08-34,941.92-15,251.61

Finding the Fourth Proportional to 25,318.08, 34,941.92 and 15,251.61

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Solution

The fourth proportional to 25,318.08, 34,941.92 and 15,251.61 is: 21,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.08 : 34,941.92 = 15,251.61 : x
  2. Step 2: Convert to fraction form
    25,318.08/34,941.92 = 15,251.61/x
  3. Step 3: Cross multiply
    25,318.08x = 34,941.92 × 15,251.61
  4. Step 4: Simplify right side
    25,318.08x = 532,920,399.91
  5. Step 5: Solve for x
    x = 532,920,399.91/25,318.08
  6. Step 6: Final answer
    x = 21,049.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.