Home / 40,039.97-55,250.35-22,132.53

Finding the Fourth Proportional to 40,039.97, 55,250.35 and 22,132.53

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Solution

The fourth proportional to 40,039.97, 55,250.35 and 22,132.53 is: 30,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.97 : 55,250.35 = 22,132.53 : x
  2. Step 2: Convert to fraction form
    40,039.97/55,250.35 = 22,132.53/x
  3. Step 3: Cross multiply
    40,039.97x = 55,250.35 × 22,132.53
  4. Step 4: Simplify right side
    40,039.97x = 1,222,829,752.63
  5. Step 5: Solve for x
    x = 1,222,829,752.63/40,039.97
  6. Step 6: Final answer
    x = 30,540.23

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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.