Home / 40,023.59-55,258.20-25,689.56

Finding the Fourth Proportional to 40,023.59, 55,258.20 and 25,689.56

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Solution

The fourth proportional to 40,023.59, 55,258.20 and 25,689.56 is: 35,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023.59 : 55,258.20 = 25,689.56 : x
  2. Step 2: Convert to fraction form
    40,023.59/55,258.20 = 25,689.56/x
  3. Step 3: Cross multiply
    40,023.59x = 55,258.20 × 25,689.56
  4. Step 4: Simplify right side
    40,023.59x = 1,419,558,568.10
  5. Step 5: Solve for x
    x = 1,419,558,568.10/40,023.59
  6. Step 6: Final answer
    x = 35,468.05

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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.