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Finding the Fourth Proportional to 24,474.78, 33,775.14 and 13,296.78

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Solution

The fourth proportional to 24,474.78, 33,775.14 and 13,296.78 is: 18,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,474.78 : 33,775.14 = 13,296.78 : x
  2. Step 2: Convert to fraction form
    24,474.78/33,775.14 = 13,296.78/x
  3. Step 3: Cross multiply
    24,474.78x = 33,775.14 × 13,296.78
  4. Step 4: Simplify right side
    24,474.78x = 449,100,606.05
  5. Step 5: Solve for x
    x = 449,100,606.05/24,474.78
  6. Step 6: Final answer
    x = 18,349.53

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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.