Home / 34,734.95-47,934.13-18,819.44

Finding the Fourth Proportional to 34,734.95, 47,934.13 and 18,819.44

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Solution

The fourth proportional to 34,734.95, 47,934.13 and 18,819.44 is: 25,970.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,734.95 : 47,934.13 = 18,819.44 : x
  2. Step 2: Convert to fraction form
    34,734.95/47,934.13 = 18,819.44/x
  3. Step 3: Cross multiply
    34,734.95x = 47,934.13 × 18,819.44
  4. Step 4: Simplify right side
    34,734.95x = 902,093,149.72
  5. Step 5: Solve for x
    x = 902,093,149.72/34,734.95
  6. Step 6: Final answer
    x = 25,970.77

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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.