Home / 14,372.24-21,561.62-4,377.89

Finding the Fourth Proportional to 14,372.24, 21,561.62 and 4,377.89

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Solution

The fourth proportional to 14,372.24, 21,561.62 and 4,377.89 is: 6,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.24 : 21,561.62 = 4,377.89 : x
  2. Step 2: Convert to fraction form
    14,372.24/21,561.62 = 4,377.89/x
  3. Step 3: Cross multiply
    14,372.24x = 21,561.62 × 4,377.89
  4. Step 4: Simplify right side
    14,372.24x = 94,394,432.60
  5. Step 5: Solve for x
    x = 94,394,432.60/14,372.24
  6. Step 6: Final answer
    x = 6,567.83

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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.