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Finding the Fourth Proportional to 24,229.50, 36,344.25 and 7,813.50

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Solution

The fourth proportional to 24,229.50, 36,344.25 and 7,813.50 is: 11,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,229.50 : 36,344.25 = 7,813.50 : x
  2. Step 2: Convert to fraction form
    24,229.50/36,344.25 = 7,813.50/x
  3. Step 3: Cross multiply
    24,229.50x = 36,344.25 × 7,813.50
  4. Step 4: Simplify right side
    24,229.50x = 283,975,797.38
  5. Step 5: Solve for x
    x = 283,975,797.38/24,229.50
  6. Step 6: Final answer
    x = 11,720.25

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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.