Home / 36,439.80-54,536.14-22,408.64

Finding the Fourth Proportional to 36,439.80, 54,536.14 and 22,408.64

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Solution

The fourth proportional to 36,439.80, 54,536.14 and 22,408.64 is: 33,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.80 : 54,536.14 = 22,408.64 : x
  2. Step 2: Convert to fraction form
    36,439.80/54,536.14 = 22,408.64/x
  3. Step 3: Cross multiply
    36,439.80x = 54,536.14 × 22,408.64
  4. Step 4: Simplify right side
    36,439.80x = 1,222,080,728.25
  5. Step 5: Solve for x
    x = 1,222,080,728.25/36,439.80
  6. Step 6: Final answer
    x = 33,536.98

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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.