Home / 40,468.60-55,839.90-22,559.68

Finding the Fourth Proportional to 40,468.60, 55,839.90 and 22,559.68

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Solution

The fourth proportional to 40,468.60, 55,839.90 and 22,559.68 is: 31,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,468.60 : 55,839.90 = 22,559.68 : x
  2. Step 2: Convert to fraction form
    40,468.60/55,839.90 = 22,559.68/x
  3. Step 3: Cross multiply
    40,468.60x = 55,839.90 × 22,559.68
  4. Step 4: Simplify right side
    40,468.60x = 1,259,730,275.23
  5. Step 5: Solve for x
    x = 1,259,730,275.23/40,468.60
  6. Step 6: Final answer
    x = 31,128.59

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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.