Home / 36,173.13-49,919.82-20,260.83

Finding the Fourth Proportional to 36,173.13, 49,919.82 and 20,260.83

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Solution

The fourth proportional to 36,173.13, 49,919.82 and 20,260.83 is: 27,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,173.13 : 49,919.82 = 20,260.83 : x
  2. Step 2: Convert to fraction form
    36,173.13/49,919.82 = 20,260.83/x
  3. Step 3: Cross multiply
    36,173.13x = 49,919.82 × 20,260.83
  4. Step 4: Simplify right side
    36,173.13x = 1,011,416,986.65
  5. Step 5: Solve for x
    x = 1,011,416,986.65/36,173.13
  6. Step 6: Final answer
    x = 27,960.45

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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.