Home / 36,422.54-50,267.94-20,510.12

Finding the Fourth Proportional to 36,422.54, 50,267.94 and 20,510.12

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Solution

The fourth proportional to 36,422.54, 50,267.94 and 20,510.12 is: 28,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.54 : 50,267.94 = 20,510.12 : x
  2. Step 2: Convert to fraction form
    36,422.54/50,267.94 = 20,510.12/x
  3. Step 3: Cross multiply
    36,422.54x = 50,267.94 × 20,510.12
  4. Step 4: Simplify right side
    36,422.54x = 1,031,001,481.55
  5. Step 5: Solve for x
    x = 1,031,001,481.55/36,422.54
  6. Step 6: Final answer
    x = 28,306.69

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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.