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Finding the Fourth Proportional to 34,671.25, 47,846.04 and 18,755.74

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Solution

The fourth proportional to 34,671.25, 47,846.04 and 18,755.74 is: 25,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.25 : 47,846.04 = 18,755.74 : x
  2. Step 2: Convert to fraction form
    34,671.25/47,846.04 = 18,755.74/x
  3. Step 3: Cross multiply
    34,671.25x = 47,846.04 × 18,755.74
  4. Step 4: Simplify right side
    34,671.25x = 897,387,886.27
  5. Step 5: Solve for x
    x = 897,387,886.27/34,671.25
  6. Step 6: Final answer
    x = 25,882.77

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1.5x scale

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.