Home / 25,251.52-34,847.13-15,180.07

Finding the Fourth Proportional to 25,251.52, 34,847.13 and 15,180.07

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Solution

The fourth proportional to 25,251.52, 34,847.13 and 15,180.07 is: 20,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.52 : 34,847.13 = 15,180.07 : x
  2. Step 2: Convert to fraction form
    25,251.52/34,847.13 = 15,180.07/x
  3. Step 3: Cross multiply
    25,251.52x = 34,847.13 × 15,180.07
  4. Step 4: Simplify right side
    25,251.52x = 528,981,872.70
  5. Step 5: Solve for x
    x = 528,981,872.70/25,251.52
  6. Step 6: Final answer
    x = 20,948.52

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1.5x scale

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.