Home / 36,338.18-54,509.43-14,147.42

Finding the Fourth Proportional to 36,338.18, 54,509.43 and 14,147.42

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Solution

The fourth proportional to 36,338.18, 54,509.43 and 14,147.42 is: 21,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,338.18 : 54,509.43 = 14,147.42 : x
  2. Step 2: Convert to fraction form
    36,338.18/54,509.43 = 14,147.42/x
  3. Step 3: Cross multiply
    36,338.18x = 54,509.43 × 14,147.42
  4. Step 4: Simplify right side
    36,338.18x = 771,167,800.17
  5. Step 5: Solve for x
    x = 771,167,800.17/36,338.18
  6. Step 6: Final answer
    x = 21,221.97

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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.