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Finding the Fourth Proportional to 41,354.54, 62,031.80 and 17,980.97

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Solution

The fourth proportional to 41,354.54, 62,031.80 and 17,980.97 is: 26,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,354.54 : 62,031.80 = 17,980.97 : x
  2. Step 2: Convert to fraction form
    41,354.54/62,031.80 = 17,980.97/x
  3. Step 3: Cross multiply
    41,354.54x = 62,031.80 × 17,980.97
  4. Step 4: Simplify right side
    41,354.54x = 1,115,391,534.78
  5. Step 5: Solve for x
    x = 1,115,391,534.78/41,354.54
  6. Step 6: Final answer
    x = 26,971.44

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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.