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Finding the Fourth Proportional to 34,882.60, 48,138.06 and 18,967.02

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Solution

The fourth proportional to 34,882.60, 48,138.06 and 18,967.02 is: 26,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.60 : 48,138.06 = 18,967.02 : x
  2. Step 2: Convert to fraction form
    34,882.60/48,138.06 = 18,967.02/x
  3. Step 3: Cross multiply
    34,882.60x = 48,138.06 × 18,967.02
  4. Step 4: Simplify right side
    34,882.60x = 913,035,546.78
  5. Step 5: Solve for x
    x = 913,035,546.78/34,882.60
  6. Step 6: Final answer
    x = 26,174.53

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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.