Home / 17,951.28-24,772.09-9,993.33

Finding the Fourth Proportional to 17,951.28, 24,772.09 and 9,993.33

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Solution

The fourth proportional to 17,951.28, 24,772.09 and 9,993.33 is: 13,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.28 : 24,772.09 = 9,993.33 : x
  2. Step 2: Convert to fraction form
    17,951.28/24,772.09 = 9,993.33/x
  3. Step 3: Cross multiply
    17,951.28x = 24,772.09 × 9,993.33
  4. Step 4: Simplify right side
    17,951.28x = 247,555,670.16
  5. Step 5: Solve for x
    x = 247,555,670.16/17,951.28
  6. Step 6: Final answer
    x = 13,790.42

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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.