Home / 10,476.38-14,480.52-9,207.92

Finding the Fourth Proportional to 10,476.38, 14,480.52 and 9,207.92

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Solution

The fourth proportional to 10,476.38, 14,480.52 and 9,207.92 is: 12,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.38 : 14,480.52 = 9,207.92 : x
  2. Step 2: Convert to fraction form
    10,476.38/14,480.52 = 9,207.92/x
  3. Step 3: Cross multiply
    10,476.38x = 14,480.52 × 9,207.92
  4. Step 4: Simplify right side
    10,476.38x = 133,335,469.72
  5. Step 5: Solve for x
    x = 133,335,469.72/10,476.38
  6. Step 6: Final answer
    x = 12,727.25

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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.