Home / 12,050.91-18,076.88-3,731.08

Finding the Fourth Proportional to 12,050.91, 18,076.88 and 3,731.08

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Solution

The fourth proportional to 12,050.91, 18,076.88 and 3,731.08 is: 5,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.91 : 18,076.88 = 3,731.08 : x
  2. Step 2: Convert to fraction form
    12,050.91/18,076.88 = 3,731.08/x
  3. Step 3: Cross multiply
    12,050.91x = 18,076.88 × 3,731.08
  4. Step 4: Simplify right side
    12,050.91x = 67,446,176.39
  5. Step 5: Solve for x
    x = 67,446,176.39/12,050.91
  6. Step 6: Final answer
    x = 5,596.77

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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.