Home / 25,134.38-34,692-15,069.32

Finding the Fourth Proportional to 25,134.38, 34,692 and 15,069.32

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Solution

The fourth proportional to 25,134.38, 34,692 and 15,069.32 is: 20,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.38 : 34,692 = 15,069.32 : x
  2. Step 2: Convert to fraction form
    25,134.38/34,692 = 15,069.32/x
  3. Step 3: Cross multiply
    25,134.38x = 34,692 × 15,069.32
  4. Step 4: Simplify right side
    25,134.38x = 522,784,849.44
  5. Step 5: Solve for x
    x = 522,784,849.44/25,134.38
  6. Step 6: Final answer
    x = 20,799.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.