Home / 28,524.18-42,753.34-15,348.87

Finding the Fourth Proportional to 28,524.18, 42,753.34 and 15,348.87

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Solution

The fourth proportional to 28,524.18, 42,753.34 and 15,348.87 is: 23,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.18 : 42,753.34 = 15,348.87 : x
  2. Step 2: Convert to fraction form
    28,524.18/42,753.34 = 15,348.87/x
  3. Step 3: Cross multiply
    28,524.18x = 42,753.34 × 15,348.87
  4. Step 4: Simplify right side
    28,524.18x = 656,215,399.84
  5. Step 5: Solve for x
    x = 656,215,399.84/28,524.18
  6. Step 6: Final answer
    x = 23,005.59

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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.