Home / 28,053.32-42,098.20-25,800.71

Finding the Fourth Proportional to 28,053.32, 42,098.20 and 25,800.71

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Solution

The fourth proportional to 28,053.32, 42,098.20 and 25,800.71 is: 38,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.32 : 42,098.20 = 25,800.71 : x
  2. Step 2: Convert to fraction form
    28,053.32/42,098.20 = 25,800.71/x
  3. Step 3: Cross multiply
    28,053.32x = 42,098.20 × 25,800.71
  4. Step 4: Simplify right side
    28,053.32x = 1,086,163,174.73
  5. Step 5: Solve for x
    x = 1,086,163,174.73/28,053.32
  6. Step 6: Final answer
    x = 38,717.82

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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.