Home / 20,529.55-30,796.30-5,738.45

Finding the Fourth Proportional to 20,529.55, 30,796.30 and 5,738.45

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Solution

The fourth proportional to 20,529.55, 30,796.30 and 5,738.45 is: 8,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,529.55 : 30,796.30 = 5,738.45 : x
  2. Step 2: Convert to fraction form
    20,529.55/30,796.30 = 5,738.45/x
  3. Step 3: Cross multiply
    20,529.55x = 30,796.30 × 5,738.45
  4. Step 4: Simplify right side
    20,529.55x = 176,722,880.93
  5. Step 5: Solve for x
    x = 176,722,880.93/20,529.55
  6. Step 6: Final answer
    x = 8,608.22

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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.