Home / 36,984.54-55,470.24-12,020.88

Finding the Fourth Proportional to 36,984.54, 55,470.24 and 12,020.88

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Solution

The fourth proportional to 36,984.54, 55,470.24 and 12,020.88 is: 18,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,984.54 : 55,470.24 = 12,020.88 : x
  2. Step 2: Convert to fraction form
    36,984.54/55,470.24 = 12,020.88/x
  3. Step 3: Cross multiply
    36,984.54x = 55,470.24 × 12,020.88
  4. Step 4: Simplify right side
    36,984.54x = 666,801,098.61
  5. Step 5: Solve for x
    x = 666,801,098.61/36,984.54
  6. Step 6: Final answer
    x = 18,029.18

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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.