Home / 36,281.16-50,066.61-20,149.20

Finding the Fourth Proportional to 36,281.16, 50,066.61 and 20,149.20

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Solution

The fourth proportional to 36,281.16, 50,066.61 and 20,149.20 is: 27,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.16 : 50,066.61 = 20,149.20 : x
  2. Step 2: Convert to fraction form
    36,281.16/50,066.61 = 20,149.20/x
  3. Step 3: Cross multiply
    36,281.16x = 50,066.61 × 20,149.20
  4. Step 4: Simplify right side
    36,281.16x = 1,008,802,138.21
  5. Step 5: Solve for x
    x = 1,008,802,138.21/36,281.16
  6. Step 6: Final answer
    x = 27,805.12

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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.