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Finding the Fourth Proportional to 41,775.52, 57,649.80 and 22,912.96

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Solution

The fourth proportional to 41,775.52, 57,649.80 and 22,912.96 is: 31,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,775.52 : 57,649.80 = 22,912.96 : x
  2. Step 2: Convert to fraction form
    41,775.52/57,649.80 = 22,912.96/x
  3. Step 3: Cross multiply
    41,775.52x = 57,649.80 × 22,912.96
  4. Step 4: Simplify right side
    41,775.52x = 1,320,927,561.41
  5. Step 5: Solve for x
    x = 1,320,927,561.41/41,775.52
  6. Step 6: Final answer
    x = 31,619.66

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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.