Home / 41,679.28-57,519.48-22,817.20

Finding the Fourth Proportional to 41,679.28, 57,519.48 and 22,817.20

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Solution

The fourth proportional to 41,679.28, 57,519.48 and 22,817.20 is: 31,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,679.28 : 57,519.48 = 22,817.20 : x
  2. Step 2: Convert to fraction form
    41,679.28/57,519.48 = 22,817.20/x
  3. Step 3: Cross multiply
    41,679.28x = 57,519.48 × 22,817.20
  4. Step 4: Simplify right side
    41,679.28x = 1,312,433,479.06
  5. Step 5: Solve for x
    x = 1,312,433,479.06/41,679.28
  6. Step 6: Final answer
    x = 31,488.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.