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Finding the Fourth Proportional to 41,894.04, 57,754.28 and 33,321

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Solution

The fourth proportional to 41,894.04, 57,754.28 and 33,321 is: 45,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,894.04 : 57,754.28 = 33,321 : x
  2. Step 2: Convert to fraction form
    41,894.04/57,754.28 = 33,321/x
  3. Step 3: Cross multiply
    41,894.04x = 57,754.28 × 33,321
  4. Step 4: Simplify right side
    41,894.04x = 1,924,430,363.88
  5. Step 5: Solve for x
    x = 1,924,430,363.88/41,894.04
  6. Step 6: Final answer
    x = 45,935.66

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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.