Home / 12,764.26-17,614.49-7,175.22

Finding the Fourth Proportional to 12,764.26, 17,614.49 and 7,175.22

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Solution

The fourth proportional to 12,764.26, 17,614.49 and 7,175.22 is: 9,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.26 : 17,614.49 = 7,175.22 : x
  2. Step 2: Convert to fraction form
    12,764.26/17,614.49 = 7,175.22/x
  3. Step 3: Cross multiply
    12,764.26x = 17,614.49 × 7,175.22
  4. Step 4: Simplify right side
    12,764.26x = 126,387,840.94
  5. Step 5: Solve for x
    x = 126,387,840.94/12,764.26
  6. Step 6: Final answer
    x = 9,901.70

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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.