Home / 20,298.24-30,446.67-7,150.27

Finding the Fourth Proportional to 20,298.24, 30,446.67 and 7,150.27

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Solution

The fourth proportional to 20,298.24, 30,446.67 and 7,150.27 is: 10,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,298.24 : 30,446.67 = 7,150.27 : x
  2. Step 2: Convert to fraction form
    20,298.24/30,446.67 = 7,150.27/x
  3. Step 3: Cross multiply
    20,298.24x = 30,446.67 × 7,150.27
  4. Step 4: Simplify right side
    20,298.24x = 217,701,758.87
  5. Step 5: Solve for x
    x = 217,701,758.87/20,298.24
  6. Step 6: Final answer
    x = 10,725.15

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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.