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Finding the Fourth Proportional to 41,677.56, 57,515.13 and 22,815.90

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Solution

The fourth proportional to 41,677.56, 57,515.13 and 22,815.90 is: 31,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,677.56 : 57,515.13 = 22,815.90 : x
  2. Step 2: Convert to fraction form
    41,677.56/57,515.13 = 22,815.90/x
  3. Step 3: Cross multiply
    41,677.56x = 57,515.13 × 22,815.90
  4. Step 4: Simplify right side
    41,677.56x = 1,312,259,454.57
  5. Step 5: Solve for x
    x = 1,312,259,454.57/41,677.56
  6. Step 6: Final answer
    x = 31,486.00

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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.