Home / 50,422.13-75,642.20-17,140.44

Finding the Fourth Proportional to 50,422.13, 75,642.20 and 17,140.44

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Solution

The fourth proportional to 50,422.13, 75,642.20 and 17,140.44 is: 25,713.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,422.13 : 75,642.20 = 17,140.44 : x
  2. Step 2: Convert to fraction form
    50,422.13/75,642.20 = 17,140.44/x
  3. Step 3: Cross multiply
    50,422.13x = 75,642.20 × 17,140.44
  4. Step 4: Simplify right side
    50,422.13x = 1,296,540,504.87
  5. Step 5: Solve for x
    x = 1,296,540,504.87/50,422.13
  6. Step 6: Final answer
    x = 25,713.72

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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.