Home / 22,727.26-34,105.09-8,688.47

Finding the Fourth Proportional to 22,727.26, 34,105.09 and 8,688.47

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Solution

The fourth proportional to 22,727.26, 34,105.09 and 8,688.47 is: 13,038.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.26 : 34,105.09 = 8,688.47 : x
  2. Step 2: Convert to fraction form
    22,727.26/34,105.09 = 8,688.47/x
  3. Step 3: Cross multiply
    22,727.26x = 34,105.09 × 8,688.47
  4. Step 4: Simplify right side
    22,727.26x = 296,321,114.85
  5. Step 5: Solve for x
    x = 296,321,114.85/22,727.26
  6. Step 6: Final answer
    x = 13,038.14

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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.