Home / 36,966.20-51,013.30-21,050.66

Finding the Fourth Proportional to 36,966.20, 51,013.30 and 21,050.66

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Solution

The fourth proportional to 36,966.20, 51,013.30 and 21,050.66 is: 29,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,966.20 : 51,013.30 = 21,050.66 : x
  2. Step 2: Convert to fraction form
    36,966.20/51,013.30 = 21,050.66/x
  3. Step 3: Cross multiply
    36,966.20x = 51,013.30 × 21,050.66
  4. Step 4: Simplify right side
    36,966.20x = 1,073,863,378.71
  5. Step 5: Solve for x
    x = 1,073,863,378.71/36,966.20
  6. Step 6: Final answer
    x = 29,049.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.