Home / 19,912.46-29,803.07-17,725.46

Finding the Fourth Proportional to 19,912.46, 29,803.07 and 17,725.46

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Solution

The fourth proportional to 19,912.46, 29,803.07 and 17,725.46 is: 26,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.46 : 29,803.07 = 17,725.46 : x
  2. Step 2: Convert to fraction form
    19,912.46/29,803.07 = 17,725.46/x
  3. Step 3: Cross multiply
    19,912.46x = 29,803.07 × 17,725.46
  4. Step 4: Simplify right side
    19,912.46x = 528,273,020.46
  5. Step 5: Solve for x
    x = 528,273,020.46/19,912.46
  6. Step 6: Final answer
    x = 26,529.78

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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.