Home / 51,238.75-76,869.48-15,704.98

Finding the Fourth Proportional to 51,238.75, 76,869.48 and 15,704.98

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Solution

The fourth proportional to 51,238.75, 76,869.48 and 15,704.98 is: 23,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,238.75 : 76,869.48 = 15,704.98 : x
  2. Step 2: Convert to fraction form
    51,238.75/76,869.48 = 15,704.98/x
  3. Step 3: Cross multiply
    51,238.75x = 76,869.48 × 15,704.98
  4. Step 4: Simplify right side
    51,238.75x = 1,207,233,646.01
  5. Step 5: Solve for x
    x = 1,207,233,646.01/51,238.75
  6. Step 6: Final answer
    x = 23,560.95

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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.