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Finding the Fourth Proportional to 24,069.16, 33,218.54 and 13,459.38

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Solution

The fourth proportional to 24,069.16, 33,218.54 and 13,459.38 is: 18,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,069.16 : 33,218.54 = 13,459.38 : x
  2. Step 2: Convert to fraction form
    24,069.16/33,218.54 = 13,459.38/x
  3. Step 3: Cross multiply
    24,069.16x = 33,218.54 × 13,459.38
  4. Step 4: Simplify right side
    24,069.16x = 447,100,952.91
  5. Step 5: Solve for x
    x = 447,100,952.91/24,069.16
  6. Step 6: Final answer
    x = 18,575.68

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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.