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Finding the Fourth Proportional to 34,672.52, 47,848.19 and 18,757.17

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Solution

The fourth proportional to 34,672.52, 47,848.19 and 18,757.17 is: 25,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,672.52 : 47,848.19 = 18,757.17 : x
  2. Step 2: Convert to fraction form
    34,672.52/47,848.19 = 18,757.17/x
  3. Step 3: Cross multiply
    34,672.52x = 47,848.19 × 18,757.17
  4. Step 4: Simplify right side
    34,672.52x = 897,496,540.24
  5. Step 5: Solve for x
    x = 897,496,540.24/34,672.52
  6. Step 6: Final answer
    x = 25,884.95

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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.