Home / 51,863.51-77,775.69-16,793.75

Finding the Fourth Proportional to 51,863.51, 77,775.69 and 16,793.75

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Solution

The fourth proportional to 51,863.51, 77,775.69 and 16,793.75 is: 25,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.51 : 77,775.69 = 16,793.75 : x
  2. Step 2: Convert to fraction form
    51,863.51/77,775.69 = 16,793.75/x
  3. Step 3: Cross multiply
    51,863.51x = 77,775.69 × 16,793.75
  4. Step 4: Simplify right side
    51,863.51x = 1,306,145,493.94
  5. Step 5: Solve for x
    x = 1,306,145,493.94/51,863.51
  6. Step 6: Final answer
    x = 25,184.29

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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.