Home / 51,073.20-76,611.89-17,796.65

Finding the Fourth Proportional to 51,073.20, 76,611.89 and 17,796.65

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Solution

The fourth proportional to 51,073.20, 76,611.89 and 17,796.65 is: 26,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.20 : 76,611.89 = 17,796.65 : x
  2. Step 2: Convert to fraction form
    51,073.20/76,611.89 = 17,796.65/x
  3. Step 3: Cross multiply
    51,073.20x = 76,611.89 × 17,796.65
  4. Step 4: Simplify right side
    51,073.20x = 1,363,434,653.60
  5. Step 5: Solve for x
    x = 1,363,434,653.60/51,073.20
  6. Step 6: Final answer
    x = 26,695.70

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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.