Home / 14,513.20-21,769.82-4,125.04

Finding the Fourth Proportional to 14,513.20, 21,769.82 and 4,125.04

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Solution

The fourth proportional to 14,513.20, 21,769.82 and 4,125.04 is: 6,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.20 : 21,769.82 = 4,125.04 : x
  2. Step 2: Convert to fraction form
    14,513.20/21,769.82 = 4,125.04/x
  3. Step 3: Cross multiply
    14,513.20x = 21,769.82 × 4,125.04
  4. Step 4: Simplify right side
    14,513.20x = 89,801,378.29
  5. Step 5: Solve for x
    x = 89,801,378.29/14,513.20
  6. Step 6: Final answer
    x = 6,187.57

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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.