Home / 13,447.80-20,171.79-6,043.68

Finding the Fourth Proportional to 13,447.80, 20,171.79 and 6,043.68

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Solution

The fourth proportional to 13,447.80, 20,171.79 and 6,043.68 is: 9,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.80 : 20,171.79 = 6,043.68 : x
  2. Step 2: Convert to fraction form
    13,447.80/20,171.79 = 6,043.68/x
  3. Step 3: Cross multiply
    13,447.80x = 20,171.79 × 6,043.68
  4. Step 4: Simplify right side
    13,447.80x = 121,911,843.79
  5. Step 5: Solve for x
    x = 121,911,843.79/13,447.80
  6. Step 6: Final answer
    x = 9,065.56

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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.