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Finding the Fourth Proportional to 15,753.41, 23,630.78 and 7,327.82

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Solution

The fourth proportional to 15,753.41, 23,630.78 and 7,327.82 is: 10,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.41 : 23,630.78 = 7,327.82 : x
  2. Step 2: Convert to fraction form
    15,753.41/23,630.78 = 7,327.82/x
  3. Step 3: Cross multiply
    15,753.41x = 23,630.78 × 7,327.82
  4. Step 4: Simplify right side
    15,753.41x = 173,162,036.12
  5. Step 5: Solve for x
    x = 173,162,036.12/15,753.41
  6. Step 6: Final answer
    x = 10,992.04

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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.