Home / 36,240.18-50,011.68-20,324.88

Finding the Fourth Proportional to 36,240.18, 50,011.68 and 20,324.88

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Solution

The fourth proportional to 36,240.18, 50,011.68 and 20,324.88 is: 28,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,240.18 : 50,011.68 = 20,324.88 : x
  2. Step 2: Convert to fraction form
    36,240.18/50,011.68 = 20,324.88/x
  3. Step 3: Cross multiply
    36,240.18x = 50,011.68 × 20,324.88
  4. Step 4: Simplify right side
    36,240.18x = 1,016,481,394.60
  5. Step 5: Solve for x
    x = 1,016,481,394.60/36,240.18
  6. Step 6: Final answer
    x = 28,048.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.