Home / 41,403.68-57,135.36-22,540.82

Finding the Fourth Proportional to 41,403.68, 57,135.36 and 22,540.82

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Solution

The fourth proportional to 41,403.68, 57,135.36 and 22,540.82 is: 31,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,403.68 : 57,135.36 = 22,540.82 : x
  2. Step 2: Convert to fraction form
    41,403.68/57,135.36 = 22,540.82/x
  3. Step 3: Cross multiply
    41,403.68x = 57,135.36 × 22,540.82
  4. Step 4: Simplify right side
    41,403.68x = 1,287,877,865.40
  5. Step 5: Solve for x
    x = 1,287,877,865.40/41,403.68
  6. Step 6: Final answer
    x = 31,105.40

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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.