Home / 20,263.42-30,395.03-5,473.85

Finding the Fourth Proportional to 20,263.42, 30,395.03 and 5,473.85

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Solution

The fourth proportional to 20,263.42, 30,395.03 and 5,473.85 is: 8,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263.42 : 30,395.03 = 5,473.85 : x
  2. Step 2: Convert to fraction form
    20,263.42/30,395.03 = 5,473.85/x
  3. Step 3: Cross multiply
    20,263.42x = 30,395.03 × 5,473.85
  4. Step 4: Simplify right side
    20,263.42x = 166,377,834.97
  5. Step 5: Solve for x
    x = 166,377,834.97/20,263.42
  6. Step 6: Final answer
    x = 8,210.75

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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.