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Finding the Fourth Proportional to 24,431.40, 36,647.10 and 8,843.40

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Solution

The fourth proportional to 24,431.40, 36,647.10 and 8,843.40 is: 13,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,431.40 : 36,647.10 = 8,843.40 : x
  2. Step 2: Convert to fraction form
    24,431.40/36,647.10 = 8,843.40/x
  3. Step 3: Cross multiply
    24,431.40x = 36,647.10 × 8,843.40
  4. Step 4: Simplify right side
    24,431.40x = 324,084,964.14
  5. Step 5: Solve for x
    x = 324,084,964.14/24,431.40
  6. Step 6: Final answer
    x = 13,265.10

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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.