Home / 20,616.55-30,926.84-5,825.57

Finding the Fourth Proportional to 20,616.55, 30,926.84 and 5,825.57

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Solution

The fourth proportional to 20,616.55, 30,926.84 and 5,825.57 is: 8,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616.55 : 30,926.84 = 5,825.57 : x
  2. Step 2: Convert to fraction form
    20,616.55/30,926.84 = 5,825.57/x
  3. Step 3: Cross multiply
    20,616.55x = 30,926.84 × 5,825.57
  4. Step 4: Simplify right side
    20,616.55x = 180,166,471.30
  5. Step 5: Solve for x
    x = 180,166,471.30/20,616.55
  6. Step 6: Final answer
    x = 8,738.92

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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.