Home / 15,469.59-23,200.66-7,141.61

Finding the Fourth Proportional to 15,469.59, 23,200.66 and 7,141.61

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Solution

The fourth proportional to 15,469.59, 23,200.66 and 7,141.61 is: 10,710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.59 : 23,200.66 = 7,141.61 : x
  2. Step 2: Convert to fraction form
    15,469.59/23,200.66 = 7,141.61/x
  3. Step 3: Cross multiply
    15,469.59x = 23,200.66 × 7,141.61
  4. Step 4: Simplify right side
    15,469.59x = 165,690,016.94
  5. Step 5: Solve for x
    x = 165,690,016.94/15,469.59
  6. Step 6: Final answer
    x = 10,710.69

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1.5x scale

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.