Home / 38,161.13-57,202.61-15,987.38

Finding the Fourth Proportional to 38,161.13, 57,202.61 and 15,987.38

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Solution

The fourth proportional to 38,161.13, 57,202.61 and 15,987.38 is: 23,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,161.13 : 57,202.61 = 15,987.38 : x
  2. Step 2: Convert to fraction form
    38,161.13/57,202.61 = 15,987.38/x
  3. Step 3: Cross multiply
    38,161.13x = 57,202.61 × 15,987.38
  4. Step 4: Simplify right side
    38,161.13x = 914,519,497.11
  5. Step 5: Solve for x
    x = 914,519,497.11/38,161.13
  6. Step 6: Final answer
    x = 23,964.69

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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.