Home / 36,239.85-54,357.33-9,942.39

Finding the Fourth Proportional to 36,239.85, 54,357.33 and 9,942.39

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Solution

The fourth proportional to 36,239.85, 54,357.33 and 9,942.39 is: 14,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,239.85 : 54,357.33 = 9,942.39 : x
  2. Step 2: Convert to fraction form
    36,239.85/54,357.33 = 9,942.39/x
  3. Step 3: Cross multiply
    36,239.85x = 54,357.33 × 9,942.39
  4. Step 4: Simplify right side
    36,239.85x = 540,441,774.22
  5. Step 5: Solve for x
    x = 540,441,774.22/36,239.85
  6. Step 6: Final answer
    x = 14,912.91

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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.