Home / 34,634.52-51,951.78-12,447.95

Finding the Fourth Proportional to 34,634.52, 51,951.78 and 12,447.95

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Solution

The fourth proportional to 34,634.52, 51,951.78 and 12,447.95 is: 18,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,634.52 : 51,951.78 = 12,447.95 : x
  2. Step 2: Convert to fraction form
    34,634.52/51,951.78 = 12,447.95/x
  3. Step 3: Cross multiply
    34,634.52x = 51,951.78 × 12,447.95
  4. Step 4: Simplify right side
    34,634.52x = 646,692,900.09
  5. Step 5: Solve for x
    x = 646,692,900.09/34,634.52
  6. Step 6: Final answer
    x = 18,671.92

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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.