Home / 12,376.49-17,073.31-8,841.75

Finding the Fourth Proportional to 12,376.49, 17,073.31 and 8,841.75

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Solution

The fourth proportional to 12,376.49, 17,073.31 and 8,841.75 is: 12,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.49 : 17,073.31 = 8,841.75 : x
  2. Step 2: Convert to fraction form
    12,376.49/17,073.31 = 8,841.75/x
  3. Step 3: Cross multiply
    12,376.49x = 17,073.31 × 8,841.75
  4. Step 4: Simplify right side
    12,376.49x = 150,957,853.33
  5. Step 5: Solve for x
    x = 150,957,853.33/12,376.49
  6. Step 6: Final answer
    x = 12,197.15

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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.