Home / 37,163.91-55,746.38-12,205.89

Finding the Fourth Proportional to 37,163.91, 55,746.38 and 12,205.89

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Solution

The fourth proportional to 37,163.91, 55,746.38 and 12,205.89 is: 18,309.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.91 : 55,746.38 = 12,205.89 : x
  2. Step 2: Convert to fraction form
    37,163.91/55,746.38 = 12,205.89/x
  3. Step 3: Cross multiply
    37,163.91x = 55,746.38 × 12,205.89
  4. Step 4: Simplify right side
    37,163.91x = 680,434,144.03
  5. Step 5: Solve for x
    x = 680,434,144.03/37,163.91
  6. Step 6: Final answer
    x = 18,309.00

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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.