Home / 38,171.88-57,246.84-15,984.72

Finding the Fourth Proportional to 38,171.88, 57,246.84 and 15,984.72

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Solution

The fourth proportional to 38,171.88, 57,246.84 and 15,984.72 is: 23,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.88 : 57,246.84 = 15,984.72 : x
  2. Step 2: Convert to fraction form
    38,171.88/57,246.84 = 15,984.72/x
  3. Step 3: Cross multiply
    38,171.88x = 57,246.84 × 15,984.72
  4. Step 4: Simplify right side
    38,171.88x = 915,074,708.28
  5. Step 5: Solve for x
    x = 915,074,708.28/38,171.88
  6. Step 6: Final answer
    x = 23,972.48

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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.