Home / 13,369.97-20,057.72-4,009.61

Finding the Fourth Proportional to 13,369.97, 20,057.72 and 4,009.61

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Solution

The fourth proportional to 13,369.97, 20,057.72 and 4,009.61 is: 6,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.97 : 20,057.72 = 4,009.61 : x
  2. Step 2: Convert to fraction form
    13,369.97/20,057.72 = 4,009.61/x
  3. Step 3: Cross multiply
    13,369.97x = 20,057.72 × 4,009.61
  4. Step 4: Simplify right side
    13,369.97x = 80,423,514.35
  5. Step 5: Solve for x
    x = 80,423,514.35/13,369.97
  6. Step 6: Final answer
    x = 6,015.24

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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.