Home / 41,778.48-57,654.40-22,915.68

Finding the Fourth Proportional to 41,778.48, 57,654.40 and 22,915.68

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Solution

The fourth proportional to 41,778.48, 57,654.40 and 22,915.68 is: 31,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,778.48 : 57,654.40 = 22,915.68 : x
  2. Step 2: Convert to fraction form
    41,778.48/57,654.40 = 22,915.68/x
  3. Step 3: Cross multiply
    41,778.48x = 57,654.40 × 22,915.68
  4. Step 4: Simplify right side
    41,778.48x = 1,321,189,780.99
  5. Step 5: Solve for x
    x = 1,321,189,780.99/41,778.48
  6. Step 6: Final answer
    x = 31,623.69

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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.