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Finding the Fourth Proportional to 23,663, 35,486.82 and 7,863.79

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Solution

The fourth proportional to 23,663, 35,486.82 and 7,863.79 is: 11,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,663 : 35,486.82 = 7,863.79 : x
  2. Step 2: Convert to fraction form
    23,663/35,486.82 = 7,863.79/x
  3. Step 3: Cross multiply
    23,663x = 35,486.82 × 7,863.79
  4. Step 4: Simplify right side
    23,663x = 279,060,900.25
  5. Step 5: Solve for x
    x = 279,060,900.25/23,663
  6. Step 6: Final answer
    x = 11,793.13

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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.