Home / 17,310.80-25,947.66-12,365.44

Finding the Fourth Proportional to 17,310.80, 25,947.66 and 12,365.44

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Solution

The fourth proportional to 17,310.80, 25,947.66 and 12,365.44 is: 18,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.80 : 25,947.66 = 12,365.44 : x
  2. Step 2: Convert to fraction form
    17,310.80/25,947.66 = 12,365.44/x
  3. Step 3: Cross multiply
    17,310.80x = 25,947.66 × 12,365.44
  4. Step 4: Simplify right side
    17,310.80x = 320,854,232.87
  5. Step 5: Solve for x
    x = 320,854,232.87/17,310.80
  6. Step 6: Final answer
    x = 18,534.92

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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.