Home / 28,874.30-43,311.45-25,648.70

Finding the Fourth Proportional to 28,874.30, 43,311.45 and 25,648.70

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Solution

The fourth proportional to 28,874.30, 43,311.45 and 25,648.70 is: 38,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,874.30 : 43,311.45 = 25,648.70 : x
  2. Step 2: Convert to fraction form
    28,874.30/43,311.45 = 25,648.70/x
  3. Step 3: Cross multiply
    28,874.30x = 43,311.45 × 25,648.70
  4. Step 4: Simplify right side
    28,874.30x = 1,110,882,387.62
  5. Step 5: Solve for x
    x = 1,110,882,387.62/28,874.30
  6. Step 6: Final answer
    x = 38,473.05

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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.