Home / 40,781.88-56,273.94-22,874.40

Finding the Fourth Proportional to 40,781.88, 56,273.94 and 22,874.40

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Solution

The fourth proportional to 40,781.88, 56,273.94 and 22,874.40 is: 31,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,781.88 : 56,273.94 = 22,874.40 : x
  2. Step 2: Convert to fraction form
    40,781.88/56,273.94 = 22,874.40/x
  3. Step 3: Cross multiply
    40,781.88x = 56,273.94 × 22,874.40
  4. Step 4: Simplify right side
    40,781.88x = 1,287,232,613.14
  5. Step 5: Solve for x
    x = 1,287,232,613.14/40,781.88
  6. Step 6: Final answer
    x = 31,563.84

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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.