Home / 17,891.28-24,670.44-11,174.58

Finding the Fourth Proportional to 17,891.28, 24,670.44 and 11,174.58

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Solution

The fourth proportional to 17,891.28, 24,670.44 and 11,174.58 is: 15,408.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.28 : 24,670.44 = 11,174.58 : x
  2. Step 2: Convert to fraction form
    17,891.28/24,670.44 = 11,174.58/x
  3. Step 3: Cross multiply
    17,891.28x = 24,670.44 × 11,174.58
  4. Step 4: Simplify right side
    17,891.28x = 275,681,805.42
  5. Step 5: Solve for x
    x = 275,681,805.42/17,891.28
  6. Step 6: Final answer
    x = 15,408.72

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1.5x scale

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.