Home / 13,367.08-20,049.45-4,009.19

Finding the Fourth Proportional to 13,367.08, 20,049.45 and 4,009.19

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Solution

The fourth proportional to 13,367.08, 20,049.45 and 4,009.19 is: 6,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.08 : 20,049.45 = 4,009.19 : x
  2. Step 2: Convert to fraction form
    13,367.08/20,049.45 = 4,009.19/x
  3. Step 3: Cross multiply
    13,367.08x = 20,049.45 × 4,009.19
  4. Step 4: Simplify right side
    13,367.08x = 80,382,054.45
  5. Step 5: Solve for x
    x = 80,382,054.45/13,367.08
  6. Step 6: Final answer
    x = 6,013.43

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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.