Home / 50,555.44-75,842.16-17,279.20

Finding the Fourth Proportional to 50,555.44, 75,842.16 and 17,279.20

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Solution

The fourth proportional to 50,555.44, 75,842.16 and 17,279.20 is: 25,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,555.44 : 75,842.16 = 17,279.20 : x
  2. Step 2: Convert to fraction form
    50,555.44/75,842.16 = 17,279.20/x
  3. Step 3: Cross multiply
    50,555.44x = 75,842.16 × 17,279.20
  4. Step 4: Simplify right side
    50,555.44x = 1,310,491,851.07
  5. Step 5: Solve for x
    x = 1,310,491,851.07/50,555.44
  6. Step 6: Final answer
    x = 25,921.88

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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.