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Finding the Fourth Proportional to 29,795.72, 41,053.14 and 22,239

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Solution

The fourth proportional to 29,795.72, 41,053.14 and 22,239 is: 30,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,795.72 : 41,053.14 = 22,239 : x
  2. Step 2: Convert to fraction form
    29,795.72/41,053.14 = 22,239/x
  3. Step 3: Cross multiply
    29,795.72x = 41,053.14 × 22,239
  4. Step 4: Simplify right side
    29,795.72x = 912,980,780.46
  5. Step 5: Solve for x
    x = 912,980,780.46/29,795.72
  6. Step 6: Final answer
    x = 30,641.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.