Home / 13,134.14-19,691.18-6,565.04

Finding the Fourth Proportional to 13,134.14, 19,691.18 and 6,565.04

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Solution

The fourth proportional to 13,134.14, 19,691.18 and 6,565.04 is: 9,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.14 : 19,691.18 = 6,565.04 : x
  2. Step 2: Convert to fraction form
    13,134.14/19,691.18 = 6,565.04/x
  3. Step 3: Cross multiply
    13,134.14x = 19,691.18 × 6,565.04
  4. Step 4: Simplify right side
    13,134.14x = 129,273,384.35
  5. Step 5: Solve for x
    x = 129,273,384.35/13,134.14
  6. Step 6: Final answer
    x = 9,842.55

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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.