Home / 36,213.28-49,979.03-20,301.03

Finding the Fourth Proportional to 36,213.28, 49,979.03 and 20,301.03

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Solution

The fourth proportional to 36,213.28, 49,979.03 and 20,301.03 is: 28,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,213.28 : 49,979.03 = 20,301.03 : x
  2. Step 2: Convert to fraction form
    36,213.28/49,979.03 = 20,301.03/x
  3. Step 3: Cross multiply
    36,213.28x = 49,979.03 × 20,301.03
  4. Step 4: Simplify right side
    36,213.28x = 1,014,625,685.90
  5. Step 5: Solve for x
    x = 1,014,625,685.90/36,213.28
  6. Step 6: Final answer
    x = 28,018.06

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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.