Home / 36,214.43-54,287.62-18,679.55

Finding the Fourth Proportional to 36,214.43, 54,287.62 and 18,679.55

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Solution

The fourth proportional to 36,214.43, 54,287.62 and 18,679.55 is: 28,001.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,214.43 : 54,287.62 = 18,679.55 : x
  2. Step 2: Convert to fraction form
    36,214.43/54,287.62 = 18,679.55/x
  3. Step 3: Cross multiply
    36,214.43x = 54,287.62 × 18,679.55
  4. Step 4: Simplify right side
    36,214.43x = 1,014,067,994.03
  5. Step 5: Solve for x
    x = 1,014,067,994.03/36,214.43
  6. Step 6: Final answer
    x = 28,001.77

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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.