Home / 15,002.55-22,506.66-5,141.61

Finding the Fourth Proportional to 15,002.55, 22,506.66 and 5,141.61

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Solution

The fourth proportional to 15,002.55, 22,506.66 and 5,141.61 is: 7,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.55 : 22,506.66 = 5,141.61 : x
  2. Step 2: Convert to fraction form
    15,002.55/22,506.66 = 5,141.61/x
  3. Step 3: Cross multiply
    15,002.55x = 22,506.66 × 5,141.61
  4. Step 4: Simplify right side
    15,002.55x = 115,720,468.12
  5. Step 5: Solve for x
    x = 115,720,468.12/15,002.55
  6. Step 6: Final answer
    x = 7,713.39

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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.