Home / 20,411.46-30,613.14-7,262.19

Finding the Fourth Proportional to 20,411.46, 30,613.14 and 7,262.19

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Solution

The fourth proportional to 20,411.46, 30,613.14 and 7,262.19 is: 10,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,411.46 : 30,613.14 = 7,262.19 : x
  2. Step 2: Convert to fraction form
    20,411.46/30,613.14 = 7,262.19/x
  3. Step 3: Cross multiply
    20,411.46x = 30,613.14 × 7,262.19
  4. Step 4: Simplify right side
    20,411.46x = 222,318,439.18
  5. Step 5: Solve for x
    x = 222,318,439.18/20,411.46
  6. Step 6: Final answer
    x = 10,891.84

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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.