Home / 13,951.26-20,933.13-5,647.56

Finding the Fourth Proportional to 13,951.26, 20,933.13 and 5,647.56

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Solution

The fourth proportional to 13,951.26, 20,933.13 and 5,647.56 is: 8,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951.26 : 20,933.13 = 5,647.56 : x
  2. Step 2: Convert to fraction form
    13,951.26/20,933.13 = 5,647.56/x
  3. Step 3: Cross multiply
    13,951.26x = 20,933.13 × 5,647.56
  4. Step 4: Simplify right side
    13,951.26x = 118,221,107.66
  5. Step 5: Solve for x
    x = 118,221,107.66/13,951.26
  6. Step 6: Final answer
    x = 8,473.87

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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.