Home / 15,836.55-23,755.59-4,149.78

Finding the Fourth Proportional to 15,836.55, 23,755.59 and 4,149.78

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Solution

The fourth proportional to 15,836.55, 23,755.59 and 4,149.78 is: 6,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.55 : 23,755.59 = 4,149.78 : x
  2. Step 2: Convert to fraction form
    15,836.55/23,755.59 = 4,149.78/x
  3. Step 3: Cross multiply
    15,836.55x = 23,755.59 × 4,149.78
  4. Step 4: Simplify right side
    15,836.55x = 98,580,472.27
  5. Step 5: Solve for x
    x = 98,580,472.27/15,836.55
  6. Step 6: Final answer
    x = 6,224.87

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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.