Home / 41,404.60-57,138-22,541.68

Finding the Fourth Proportional to 41,404.60, 57,138 and 22,541.68

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Solution

The fourth proportional to 41,404.60, 57,138 and 22,541.68 is: 31,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,404.60 : 57,138 = 22,541.68 : x
  2. Step 2: Convert to fraction form
    41,404.60/57,138 = 22,541.68/x
  3. Step 3: Cross multiply
    41,404.60x = 57,138 × 22,541.68
  4. Step 4: Simplify right side
    41,404.60x = 1,287,986,511.84
  5. Step 5: Solve for x
    x = 1,287,986,511.84/41,404.60
  6. Step 6: Final answer
    x = 31,107.33

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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.