Home / 45,211.63-67,821.13-22,710.73

Finding the Fourth Proportional to 45,211.63, 67,821.13 and 22,710.73

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Solution

The fourth proportional to 45,211.63, 67,821.13 and 22,710.73 is: 34,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,211.63 : 67,821.13 = 22,710.73 : x
  2. Step 2: Convert to fraction form
    45,211.63/67,821.13 = 22,710.73/x
  3. Step 3: Cross multiply
    45,211.63x = 67,821.13 × 22,710.73
  4. Step 4: Simplify right side
    45,211.63x = 1,540,267,314.95
  5. Step 5: Solve for x
    x = 1,540,267,314.95/45,211.63
  6. Step 6: Final answer
    x = 34,067.95

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1.5x scale

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.