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Finding the Fourth Proportional to 22,343.65, 33,514.41 and 7,553.15

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Solution

The fourth proportional to 22,343.65, 33,514.41 and 7,553.15 is: 11,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,343.65 : 33,514.41 = 7,553.15 : x
  2. Step 2: Convert to fraction form
    22,343.65/33,514.41 = 7,553.15/x
  3. Step 3: Cross multiply
    22,343.65x = 33,514.41 × 7,553.15
  4. Step 4: Simplify right side
    22,343.65x = 253,139,365.89
  5. Step 5: Solve for x
    x = 253,139,365.89/22,343.65
  6. Step 6: Final answer
    x = 11,329.36

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1.5x scale

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.