Home / 37,222.20-51,366.84-20,226.57

Finding the Fourth Proportional to 37,222.20, 51,366.84 and 20,226.57

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Solution

The fourth proportional to 37,222.20, 51,366.84 and 20,226.57 is: 27,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,222.20 : 51,366.84 = 20,226.57 : x
  2. Step 2: Convert to fraction form
    37,222.20/51,366.84 = 20,226.57/x
  3. Step 3: Cross multiply
    37,222.20x = 51,366.84 × 20,226.57
  4. Step 4: Simplify right side
    37,222.20x = 1,038,974,984.94
  5. Step 5: Solve for x
    x = 1,038,974,984.94/37,222.20
  6. Step 6: Final answer
    x = 27,912.78

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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.