Home / 37,192.61-55,797.12-12,231.65

Finding the Fourth Proportional to 37,192.61, 55,797.12 and 12,231.65

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Solution

The fourth proportional to 37,192.61, 55,797.12 and 12,231.65 is: 18,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,192.61 : 55,797.12 = 12,231.65 : x
  2. Step 2: Convert to fraction form
    37,192.61/55,797.12 = 12,231.65/x
  3. Step 3: Cross multiply
    37,192.61x = 55,797.12 × 12,231.65
  4. Step 4: Simplify right side
    37,192.61x = 682,490,982.34
  5. Step 5: Solve for x
    x = 682,490,982.34/37,192.61
  6. Step 6: Final answer
    x = 18,350.18

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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.