Home / 13,373.98-20,067.80-8,934.68

Finding the Fourth Proportional to 13,373.98, 20,067.80 and 8,934.68

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Solution

The fourth proportional to 13,373.98, 20,067.80 and 8,934.68 is: 13,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.98 : 20,067.80 = 8,934.68 : x
  2. Step 2: Convert to fraction form
    13,373.98/20,067.80 = 8,934.68/x
  3. Step 3: Cross multiply
    13,373.98x = 20,067.80 × 8,934.68
  4. Step 4: Simplify right side
    13,373.98x = 179,299,371.30
  5. Step 5: Solve for x
    x = 179,299,371.30/13,373.98
  6. Step 6: Final answer
    x = 13,406.58

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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.