Home / 36,984.96-55,489.92-12,360.96

Finding the Fourth Proportional to 36,984.96, 55,489.92 and 12,360.96

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Solution

The fourth proportional to 36,984.96, 55,489.92 and 12,360.96 is: 18,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,984.96 : 55,489.92 = 12,360.96 : x
  2. Step 2: Convert to fraction form
    36,984.96/55,489.92 = 12,360.96/x
  3. Step 3: Cross multiply
    36,984.96x = 55,489.92 × 12,360.96
  4. Step 4: Simplify right side
    36,984.96x = 685,908,681.52
  5. Step 5: Solve for x
    x = 685,908,681.52/36,984.96
  6. Step 6: Final answer
    x = 18,545.61

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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.