Home / 12,755.26-17,583.24-8,966.08

Finding the Fourth Proportional to 12,755.26, 17,583.24 and 8,966.08

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Solution

The fourth proportional to 12,755.26, 17,583.24 and 8,966.08 is: 12,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755.26 : 17,583.24 = 8,966.08 : x
  2. Step 2: Convert to fraction form
    12,755.26/17,583.24 = 8,966.08/x
  3. Step 3: Cross multiply
    12,755.26x = 17,583.24 × 8,966.08
  4. Step 4: Simplify right side
    12,755.26x = 157,652,736.50
  5. Step 5: Solve for x
    x = 157,652,736.50/12,755.26
  6. Step 6: Final answer
    x = 12,359.82

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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.