Home / 41,778.76-57,653.70-22,915.72

Finding the Fourth Proportional to 41,778.76, 57,653.70 and 22,915.72

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Solution

The fourth proportional to 41,778.76, 57,653.70 and 22,915.72 is: 31,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,778.76 : 57,653.70 = 22,915.72 : x
  2. Step 2: Convert to fraction form
    41,778.76/57,653.70 = 22,915.72/x
  3. Step 3: Cross multiply
    41,778.76x = 57,653.70 × 22,915.72
  4. Step 4: Simplify right side
    41,778.76x = 1,321,176,046.16
  5. Step 5: Solve for x
    x = 1,321,176,046.16/41,778.76
  6. Step 6: Final answer
    x = 31,623.15

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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.