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Finding the Fourth Proportional to 13,250.80, 19,843.80 and 8,844.40

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Solution

The fourth proportional to 13,250.80, 19,843.80 and 8,844.40 is: 13,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.80 : 19,843.80 = 8,844.40 : x
  2. Step 2: Convert to fraction form
    13,250.80/19,843.80 = 8,844.40/x
  3. Step 3: Cross multiply
    13,250.80x = 19,843.80 × 8,844.40
  4. Step 4: Simplify right side
    13,250.80x = 175,506,504.72
  5. Step 5: Solve for x
    x = 175,506,504.72/13,250.80
  6. Step 6: Final answer
    x = 13,244.97

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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.