Home / 20,222.87-30,334.38-6,182.85

Finding the Fourth Proportional to 20,222.87, 30,334.38 and 6,182.85

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Solution

The fourth proportional to 20,222.87, 30,334.38 and 6,182.85 is: 9,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222.87 : 30,334.38 = 6,182.85 : x
  2. Step 2: Convert to fraction form
    20,222.87/30,334.38 = 6,182.85/x
  3. Step 3: Cross multiply
    20,222.87x = 30,334.38 × 6,182.85
  4. Step 4: Simplify right side
    20,222.87x = 187,552,769.71
  5. Step 5: Solve for x
    x = 187,552,769.71/20,222.87
  6. Step 6: Final answer
    x = 9,274.29

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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.