Home / 50,382.88-75,568.56-13,449.76

Finding the Fourth Proportional to 50,382.88, 75,568.56 and 13,449.76

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Solution

The fourth proportional to 50,382.88, 75,568.56 and 13,449.76 is: 20,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,382.88 : 75,568.56 = 13,449.76 : x
  2. Step 2: Convert to fraction form
    50,382.88/75,568.56 = 13,449.76/x
  3. Step 3: Cross multiply
    50,382.88x = 75,568.56 × 13,449.76
  4. Step 4: Simplify right side
    50,382.88x = 1,016,378,995.55
  5. Step 5: Solve for x
    x = 1,016,378,995.55/50,382.88
  6. Step 6: Final answer
    x = 20,173.10

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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.