Home / 38,245.89-57,349.12-17,167.86

Finding the Fourth Proportional to 38,245.89, 57,349.12 and 17,167.86

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Solution

The fourth proportional to 38,245.89, 57,349.12 and 17,167.86 is: 25,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245.89 : 57,349.12 = 17,167.86 : x
  2. Step 2: Convert to fraction form
    38,245.89/57,349.12 = 17,167.86/x
  3. Step 3: Cross multiply
    38,245.89x = 57,349.12 × 17,167.86
  4. Step 4: Simplify right side
    38,245.89x = 984,561,663.28
  5. Step 5: Solve for x
    x = 984,561,663.28/38,245.89
  6. Step 6: Final answer
    x = 25,742.94

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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.