Home / 28,604.30-42,906.45-25,882.70

Finding the Fourth Proportional to 28,604.30, 42,906.45 and 25,882.70

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Solution

The fourth proportional to 28,604.30, 42,906.45 and 25,882.70 is: 38,824.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604.30 : 42,906.45 = 25,882.70 : x
  2. Step 2: Convert to fraction form
    28,604.30/42,906.45 = 25,882.70/x
  3. Step 3: Cross multiply
    28,604.30x = 42,906.45 × 25,882.70
  4. Step 4: Simplify right side
    28,604.30x = 1,110,534,773.42
  5. Step 5: Solve for x
    x = 1,110,534,773.42/28,604.30
  6. Step 6: Final answer
    x = 38,824.05

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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.