Home / 45,211.50-67,820.94-22,710.61

Finding the Fourth Proportional to 45,211.50, 67,820.94 and 22,710.61

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Solution

The fourth proportional to 45,211.50, 67,820.94 and 22,710.61 is: 34,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,211.50 : 67,820.94 = 22,710.61 : x
  2. Step 2: Convert to fraction form
    45,211.50/67,820.94 = 22,710.61/x
  3. Step 3: Cross multiply
    45,211.50x = 67,820.94 × 22,710.61
  4. Step 4: Simplify right side
    45,211.50x = 1,540,254,579.07
  5. Step 5: Solve for x
    x = 1,540,254,579.07/45,211.50
  6. Step 6: Final answer
    x = 34,067.76

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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.