Home / 15,387.87-23,082.66-4,858.14

Finding the Fourth Proportional to 15,387.87, 23,082.66 and 4,858.14

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Solution

The fourth proportional to 15,387.87, 23,082.66 and 4,858.14 is: 7,287.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387.87 : 23,082.66 = 4,858.14 : x
  2. Step 2: Convert to fraction form
    15,387.87/23,082.66 = 4,858.14/x
  3. Step 3: Cross multiply
    15,387.87x = 23,082.66 × 4,858.14
  4. Step 4: Simplify right side
    15,387.87x = 112,138,793.85
  5. Step 5: Solve for x
    x = 112,138,793.85/15,387.87
  6. Step 6: Final answer
    x = 7,287.48

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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.