Home / 38,243.17-57,354.72-17,171.43

Finding the Fourth Proportional to 38,243.17, 57,354.72 and 17,171.43

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Solution

The fourth proportional to 38,243.17, 57,354.72 and 17,171.43 is: 25,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.17 : 57,354.72 = 17,171.43 : x
  2. Step 2: Convert to fraction form
    38,243.17/57,354.72 = 17,171.43/x
  3. Step 3: Cross multiply
    38,243.17x = 57,354.72 × 17,171.43
  4. Step 4: Simplify right side
    38,243.17x = 984,862,559.65
  5. Step 5: Solve for x
    x = 984,862,559.65/38,243.17
  6. Step 6: Final answer
    x = 25,752.64

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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.