Home / 36,219.60-54,199.80-33,109.20

Finding the Fourth Proportional to 36,219.60, 54,199.80 and 33,109.20

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Solution

The fourth proportional to 36,219.60, 54,199.80 and 33,109.20 is: 49,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.60 : 54,199.80 = 33,109.20 : x
  2. Step 2: Convert to fraction form
    36,219.60/54,199.80 = 33,109.20/x
  3. Step 3: Cross multiply
    36,219.60x = 54,199.80 × 33,109.20
  4. Step 4: Simplify right side
    36,219.60x = 1,794,512,018.16
  5. Step 5: Solve for x
    x = 1,794,512,018.16/36,219.60
  6. Step 6: Final answer
    x = 49,545.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.