Home / 13,447.15-20,170.56-6,046.38

Finding the Fourth Proportional to 13,447.15, 20,170.56 and 6,046.38

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Solution

The fourth proportional to 13,447.15, 20,170.56 and 6,046.38 is: 9,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.15 : 20,170.56 = 6,046.38 : x
  2. Step 2: Convert to fraction form
    13,447.15/20,170.56 = 6,046.38/x
  3. Step 3: Cross multiply
    13,447.15x = 20,170.56 × 6,046.38
  4. Step 4: Simplify right side
    13,447.15x = 121,958,870.57
  5. Step 5: Solve for x
    x = 121,958,870.57/13,447.15
  6. Step 6: Final answer
    x = 9,069.50

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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.