Home / 13,295.88-19,939.37-6,717.87

Finding the Fourth Proportional to 13,295.88, 19,939.37 and 6,717.87

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Solution

The fourth proportional to 13,295.88, 19,939.37 and 6,717.87 is: 10,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.88 : 19,939.37 = 6,717.87 : x
  2. Step 2: Convert to fraction form
    13,295.88/19,939.37 = 6,717.87/x
  3. Step 3: Cross multiply
    13,295.88x = 19,939.37 × 6,717.87
  4. Step 4: Simplify right side
    13,295.88x = 133,950,061.95
  5. Step 5: Solve for x
    x = 133,950,061.95/13,295.88
  6. Step 6: Final answer
    x = 10,074.55

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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.