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Finding the Fourth Proportional to 24,396.76, 33,667.65 and 13,218.76

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Solution

The fourth proportional to 24,396.76, 33,667.65 and 13,218.76 is: 18,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,396.76 : 33,667.65 = 13,218.76 : x
  2. Step 2: Convert to fraction form
    24,396.76/33,667.65 = 13,218.76/x
  3. Step 3: Cross multiply
    24,396.76x = 33,667.65 × 13,218.76
  4. Step 4: Simplify right side
    24,396.76x = 445,044,585.11
  5. Step 5: Solve for x
    x = 445,044,585.11/24,396.76
  6. Step 6: Final answer
    x = 18,241.95

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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.