Home / 17,951.40-24,772.26-9,993.45

Finding the Fourth Proportional to 17,951.40, 24,772.26 and 9,993.45

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Solution

The fourth proportional to 17,951.40, 24,772.26 and 9,993.45 is: 13,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.40 : 24,772.26 = 9,993.45 : x
  2. Step 2: Convert to fraction form
    17,951.40/24,772.26 = 9,993.45/x
  3. Step 3: Cross multiply
    17,951.40x = 24,772.26 × 9,993.45
  4. Step 4: Simplify right side
    17,951.40x = 247,560,472.07
  5. Step 5: Solve for x
    x = 247,560,472.07/17,951.40
  6. Step 6: Final answer
    x = 13,790.59

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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.