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Finding the Fourth Proportional to 34,971.54, 48,250.05 and 19,863.06

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Solution

The fourth proportional to 34,971.54, 48,250.05 and 19,863.06 is: 27,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,971.54 : 48,250.05 = 19,863.06 : x
  2. Step 2: Convert to fraction form
    34,971.54/48,250.05 = 19,863.06/x
  3. Step 3: Cross multiply
    34,971.54x = 48,250.05 × 19,863.06
  4. Step 4: Simplify right side
    34,971.54x = 958,393,638.15
  5. Step 5: Solve for x
    x = 958,393,638.15/34,971.54
  6. Step 6: Final answer
    x = 27,404.96

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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.