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Finding the Fourth Proportional to 17,599.80, 26,399.70 and 11,033.40

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Solution

The fourth proportional to 17,599.80, 26,399.70 and 11,033.40 is: 16,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,599.80 : 26,399.70 = 11,033.40 : x
  2. Step 2: Convert to fraction form
    17,599.80/26,399.70 = 11,033.40/x
  3. Step 3: Cross multiply
    17,599.80x = 26,399.70 × 11,033.40
  4. Step 4: Simplify right side
    17,599.80x = 291,278,449.98
  5. Step 5: Solve for x
    x = 291,278,449.98/17,599.80
  6. Step 6: Final answer
    x = 16,550.10

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Similar ratio
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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.