Home / 34,250.88-47,268.02-20,819.95

Finding the Fourth Proportional to 34,250.88, 47,268.02 and 20,819.95

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Solution

The fourth proportional to 34,250.88, 47,268.02 and 20,819.95 is: 28,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,250.88 : 47,268.02 = 20,819.95 : x
  2. Step 2: Convert to fraction form
    34,250.88/47,268.02 = 20,819.95/x
  3. Step 3: Cross multiply
    34,250.88x = 47,268.02 × 20,819.95
  4. Step 4: Simplify right side
    34,250.88x = 984,117,813.00
  5. Step 5: Solve for x
    x = 984,117,813.00/34,250.88
  6. Step 6: Final answer
    x = 28,732.63

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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.