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Finding the Fourth Proportional to 47,672.06, 65,787.46 and 26,451.48

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Solution

The fourth proportional to 47,672.06, 65,787.46 and 26,451.48 is: 36,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.06 : 65,787.46 = 26,451.48 : x
  2. Step 2: Convert to fraction form
    47,672.06/65,787.46 = 26,451.48/x
  3. Step 3: Cross multiply
    47,672.06x = 65,787.46 × 26,451.48
  4. Step 4: Simplify right side
    47,672.06x = 1,740,175,616.31
  5. Step 5: Solve for x
    x = 1,740,175,616.31/47,672.06
  6. Step 6: Final answer
    x = 36,503.05

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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.