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Finding the Fourth Proportional to 12,593.48, 18,892.49 and 6,353.69

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Solution

The fourth proportional to 12,593.48, 18,892.49 and 6,353.69 is: 9,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.48 : 18,892.49 = 6,353.69 : x
  2. Step 2: Convert to fraction form
    12,593.48/18,892.49 = 6,353.69/x
  3. Step 3: Cross multiply
    12,593.48x = 18,892.49 × 6,353.69
  4. Step 4: Simplify right side
    12,593.48x = 120,037,040.57
  5. Step 5: Solve for x
    x = 120,037,040.57/12,593.48
  6. Step 6: Final answer
    x = 9,531.69

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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.