Home / 19,517.62-26,934.97-11,962.49

Finding the Fourth Proportional to 19,517.62, 26,934.97 and 11,962.49

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Solution

The fourth proportional to 19,517.62, 26,934.97 and 11,962.49 is: 16,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.62 : 26,934.97 = 11,962.49 : x
  2. Step 2: Convert to fraction form
    19,517.62/26,934.97 = 11,962.49/x
  3. Step 3: Cross multiply
    19,517.62x = 26,934.97 × 11,962.49
  4. Step 4: Simplify right side
    19,517.62x = 322,209,309.28
  5. Step 5: Solve for x
    x = 322,209,309.28/19,517.62
  6. Step 6: Final answer
    x = 16,508.64

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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.