Home / 12,508.26-17,247.66-8,030.32

Finding the Fourth Proportional to 12,508.26, 17,247.66 and 8,030.32

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Solution

The fourth proportional to 12,508.26, 17,247.66 and 8,030.32 is: 11,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508.26 : 17,247.66 = 8,030.32 : x
  2. Step 2: Convert to fraction form
    12,508.26/17,247.66 = 8,030.32/x
  3. Step 3: Cross multiply
    12,508.26x = 17,247.66 × 8,030.32
  4. Step 4: Simplify right side
    12,508.26x = 138,504,229.05
  5. Step 5: Solve for x
    x = 138,504,229.05/12,508.26
  6. Step 6: Final answer
    x = 11,073.02

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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.