Home / 12,517.26-17,261.55-10,548.42

Finding the Fourth Proportional to 12,517.26, 17,261.55 and 10,548.42

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Solution

The fourth proportional to 12,517.26, 17,261.55 and 10,548.42 is: 14,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.26 : 17,261.55 = 10,548.42 : x
  2. Step 2: Convert to fraction form
    12,517.26/17,261.55 = 10,548.42/x
  3. Step 3: Cross multiply
    12,517.26x = 17,261.55 × 10,548.42
  4. Step 4: Simplify right side
    12,517.26x = 182,082,079.25
  5. Step 5: Solve for x
    x = 182,082,079.25/12,517.26
  6. Step 6: Final answer
    x = 14,546.48

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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.