Home / 36,064.08-49,768.84-20,149.20

Finding the Fourth Proportional to 36,064.08, 49,768.84 and 20,149.20

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Solution

The fourth proportional to 36,064.08, 49,768.84 and 20,149.20 is: 27,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,064.08 : 49,768.84 = 20,149.20 : x
  2. Step 2: Convert to fraction form
    36,064.08/49,768.84 = 20,149.20/x
  3. Step 3: Cross multiply
    36,064.08x = 49,768.84 × 20,149.20
  4. Step 4: Simplify right side
    36,064.08x = 1,002,802,310.93
  5. Step 5: Solve for x
    x = 1,002,802,310.93/36,064.08
  6. Step 6: Final answer
    x = 27,806.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.