Home / 40,874.88-61,329.60-17,512.32

Finding the Fourth Proportional to 40,874.88, 61,329.60 and 17,512.32

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Solution

The fourth proportional to 40,874.88, 61,329.60 and 17,512.32 is: 26,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,874.88 : 61,329.60 = 17,512.32 : x
  2. Step 2: Convert to fraction form
    40,874.88/61,329.60 = 17,512.32/x
  3. Step 3: Cross multiply
    40,874.88x = 61,329.60 × 17,512.32
  4. Step 4: Simplify right side
    40,874.88x = 1,074,023,580.67
  5. Step 5: Solve for x
    x = 1,074,023,580.67/40,874.88
  6. Step 6: Final answer
    x = 26,275.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.