Home / 36,193.58-49,952.42-20,279.12

Finding the Fourth Proportional to 36,193.58, 49,952.42 and 20,279.12

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Solution

The fourth proportional to 36,193.58, 49,952.42 and 20,279.12 is: 27,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,193.58 : 49,952.42 = 20,279.12 : x
  2. Step 2: Convert to fraction form
    36,193.58/49,952.42 = 20,279.12/x
  3. Step 3: Cross multiply
    36,193.58x = 49,952.42 × 20,279.12
  4. Step 4: Simplify right side
    36,193.58x = 1,012,991,119.47
  5. Step 5: Solve for x
    x = 1,012,991,119.47/36,193.58
  6. Step 6: Final answer
    x = 27,988.14

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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.