Home / 28,562.28-42,753.45-25,553.31

Finding the Fourth Proportional to 28,562.28, 42,753.45 and 25,553.31

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Solution

The fourth proportional to 28,562.28, 42,753.45 and 25,553.31 is: 38,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562.28 : 42,753.45 = 25,553.31 : x
  2. Step 2: Convert to fraction form
    28,562.28/42,753.45 = 25,553.31/x
  3. Step 3: Cross multiply
    28,562.28x = 42,753.45 × 25,553.31
  4. Step 4: Simplify right side
    28,562.28x = 1,092,492,161.42
  5. Step 5: Solve for x
    x = 1,092,492,161.42/28,562.28
  6. Step 6: Final answer
    x = 38,249.47

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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.