Home / 22,645.60-31,251.03-12,574.24

Finding the Fourth Proportional to 22,645.60, 31,251.03 and 12,574.24

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Solution

The fourth proportional to 22,645.60, 31,251.03 and 12,574.24 is: 17,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.60 : 31,251.03 = 12,574.24 : x
  2. Step 2: Convert to fraction form
    22,645.60/31,251.03 = 12,574.24/x
  3. Step 3: Cross multiply
    22,645.60x = 31,251.03 × 12,574.24
  4. Step 4: Simplify right side
    22,645.60x = 392,957,951.47
  5. Step 5: Solve for x
    x = 392,957,951.47/22,645.60
  6. Step 6: Final answer
    x = 17,352.51

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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.