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Finding the Fourth Proportional to 15,326.97, 22,997.47 and 7,927.42

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Solution

The fourth proportional to 15,326.97, 22,997.47 and 7,927.42 is: 11,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326.97 : 22,997.47 = 7,927.42 : x
  2. Step 2: Convert to fraction form
    15,326.97/22,997.47 = 7,927.42/x
  3. Step 3: Cross multiply
    15,326.97x = 22,997.47 × 7,927.42
  4. Step 4: Simplify right side
    15,326.97x = 182,310,584.30
  5. Step 5: Solve for x
    x = 182,310,584.30/15,326.97
  6. Step 6: Final answer
    x = 11,894.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.