Home / 36,062.08-49,766.08-20,147.20

Finding the Fourth Proportional to 36,062.08, 49,766.08 and 20,147.20

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Solution

The fourth proportional to 36,062.08, 49,766.08 and 20,147.20 is: 27,803.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,062.08 : 49,766.08 = 20,147.20 : x
  2. Step 2: Convert to fraction form
    36,062.08/49,766.08 = 20,147.20/x
  3. Step 3: Cross multiply
    36,062.08x = 49,766.08 × 20,147.20
  4. Step 4: Simplify right side
    36,062.08x = 1,002,647,166.98
  5. Step 5: Solve for x
    x = 1,002,647,166.98/36,062.08
  6. Step 6: Final answer
    x = 27,803.36

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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.