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Finding the Fourth Proportional to 34,873.92, 52,294.50 and 12,671.64

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Solution

The fourth proportional to 34,873.92, 52,294.50 and 12,671.64 is: 19,001.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,873.92 : 52,294.50 = 12,671.64 : x
  2. Step 2: Convert to fraction form
    34,873.92/52,294.50 = 12,671.64/x
  3. Step 3: Cross multiply
    34,873.92x = 52,294.50 × 12,671.64
  4. Step 4: Simplify right side
    34,873.92x = 662,657,077.98
  5. Step 5: Solve for x
    x = 662,657,077.98/34,873.92
  6. Step 6: Final answer
    x = 19,001.51

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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.