Home / 40,505.85-55,883.16-25,399.14

Finding the Fourth Proportional to 40,505.85, 55,883.16 and 25,399.14

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Solution

The fourth proportional to 40,505.85, 55,883.16 and 25,399.14 is: 35,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,505.85 : 55,883.16 = 25,399.14 : x
  2. Step 2: Convert to fraction form
    40,505.85/55,883.16 = 25,399.14/x
  3. Step 3: Cross multiply
    40,505.85x = 55,883.16 × 25,399.14
  4. Step 4: Simplify right side
    40,505.85x = 1,419,384,204.48
  5. Step 5: Solve for x
    x = 1,419,384,204.48/40,505.85
  6. Step 6: Final answer
    x = 35,041.46

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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.