Home / 22,960.71-34,418.88-12,565.17

Finding the Fourth Proportional to 22,960.71, 34,418.88 and 12,565.17

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Solution

The fourth proportional to 22,960.71, 34,418.88 and 12,565.17 is: 18,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960.71 : 34,418.88 = 12,565.17 : x
  2. Step 2: Convert to fraction form
    22,960.71/34,418.88 = 12,565.17/x
  3. Step 3: Cross multiply
    22,960.71x = 34,418.88 × 12,565.17
  4. Step 4: Simplify right side
    22,960.71x = 432,479,078.41
  5. Step 5: Solve for x
    x = 432,479,078.41/22,960.71
  6. Step 6: Final answer
    x = 18,835.61

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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.