Home / 20,022.48-30,024.60-7,532.88

Finding the Fourth Proportional to 20,022.48, 30,024.60 and 7,532.88

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Solution

The fourth proportional to 20,022.48, 30,024.60 and 7,532.88 is: 11,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.48 : 30,024.60 = 7,532.88 : x
  2. Step 2: Convert to fraction form
    20,022.48/30,024.60 = 7,532.88/x
  3. Step 3: Cross multiply
    20,022.48x = 30,024.60 × 7,532.88
  4. Step 4: Simplify right side
    20,022.48x = 226,171,708.85
  5. Step 5: Solve for x
    x = 226,171,708.85/20,022.48
  6. Step 6: Final answer
    x = 11,295.89

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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.