Home / 41,689.12-57,531-22,827.44

Finding the Fourth Proportional to 41,689.12, 57,531 and 22,827.44

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Solution

The fourth proportional to 41,689.12, 57,531 and 22,827.44 is: 31,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.12 : 57,531 = 22,827.44 : x
  2. Step 2: Convert to fraction form
    41,689.12/57,531 = 22,827.44/x
  3. Step 3: Cross multiply
    41,689.12x = 57,531 × 22,827.44
  4. Step 4: Simplify right side
    41,689.12x = 1,313,285,450.64
  5. Step 5: Solve for x
    x = 1,313,285,450.64/41,689.12
  6. Step 6: Final answer
    x = 31,501.88

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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.