Home / 40,489.04-55,874.98-22,585.21

Finding the Fourth Proportional to 40,489.04, 55,874.98 and 22,585.21

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Solution

The fourth proportional to 40,489.04, 55,874.98 and 22,585.21 is: 31,167.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,489.04 : 55,874.98 = 22,585.21 : x
  2. Step 2: Convert to fraction form
    40,489.04/55,874.98 = 22,585.21/x
  3. Step 3: Cross multiply
    40,489.04x = 55,874.98 × 22,585.21
  4. Step 4: Simplify right side
    40,489.04x = 1,261,948,157.05
  5. Step 5: Solve for x
    x = 1,261,948,157.05/40,489.04
  6. Step 6: Final answer
    x = 31,167.65

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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.