Home / 12,949.52-17,876.22-8,473.46

Finding the Fourth Proportional to 12,949.52, 17,876.22 and 8,473.46

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Solution

The fourth proportional to 12,949.52, 17,876.22 and 8,473.46 is: 11,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.52 : 17,876.22 = 8,473.46 : x
  2. Step 2: Convert to fraction form
    12,949.52/17,876.22 = 8,473.46/x
  3. Step 3: Cross multiply
    12,949.52x = 17,876.22 × 8,473.46
  4. Step 4: Simplify right side
    12,949.52x = 151,473,435.12
  5. Step 5: Solve for x
    x = 151,473,435.12/12,949.52
  6. Step 6: Final answer
    x = 11,697.22

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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.