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Finding the Fourth Proportional to 41,572.92, 57,370.80 and 22,710

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Solution

The fourth proportional to 41,572.92, 57,370.80 and 22,710 is: 31,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,572.92 : 57,370.80 = 22,710 : x
  2. Step 2: Convert to fraction form
    41,572.92/57,370.80 = 22,710/x
  3. Step 3: Cross multiply
    41,572.92x = 57,370.80 × 22,710
  4. Step 4: Simplify right side
    41,572.92x = 1,302,890,868
  5. Step 5: Solve for x
    x = 1,302,890,868/41,572.92
  6. Step 6: Final answer
    x = 31,339.89

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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.