Home / 12,743.80-17,591.08-10,944.02

Finding the Fourth Proportional to 12,743.80, 17,591.08 and 10,944.02

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Solution

The fourth proportional to 12,743.80, 17,591.08 and 10,944.02 is: 15,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.80 : 17,591.08 = 10,944.02 : x
  2. Step 2: Convert to fraction form
    12,743.80/17,591.08 = 10,944.02/x
  3. Step 3: Cross multiply
    12,743.80x = 17,591.08 × 10,944.02
  4. Step 4: Simplify right side
    12,743.80x = 192,517,131.34
  5. Step 5: Solve for x
    x = 192,517,131.34/12,743.80
  6. Step 6: Final answer
    x = 15,106.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.