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Finding the Fourth Proportional to 24,115.68, 36,164.64 and 7,476.96

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Solution

The fourth proportional to 24,115.68, 36,164.64 and 7,476.96 is: 11,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,115.68 : 36,164.64 = 7,476.96 : x
  2. Step 2: Convert to fraction form
    24,115.68/36,164.64 = 7,476.96/x
  3. Step 3: Cross multiply
    24,115.68x = 36,164.64 × 7,476.96
  4. Step 4: Simplify right side
    24,115.68x = 270,401,566.69
  5. Step 5: Solve for x
    x = 270,401,566.69/24,115.68
  6. Step 6: Final answer
    x = 11,212.69

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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.