Home / 11,432.09-17,136.43-7,734.69

Finding the Fourth Proportional to 11,432.09, 17,136.43 and 7,734.69

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Solution

The fourth proportional to 11,432.09, 17,136.43 and 7,734.69 is: 11,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.09 : 17,136.43 = 7,734.69 : x
  2. Step 2: Convert to fraction form
    11,432.09/17,136.43 = 7,734.69/x
  3. Step 3: Cross multiply
    11,432.09x = 17,136.43 × 7,734.69
  4. Step 4: Simplify right side
    11,432.09x = 132,544,954.42
  5. Step 5: Solve for x
    x = 132,544,954.42/11,432.09
  6. Step 6: Final answer
    x = 11,594.11

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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.