Home / 17,207.50-25,795.95-6,112.72

Finding the Fourth Proportional to 17,207.50, 25,795.95 and 6,112.72

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Solution

The fourth proportional to 17,207.50, 25,795.95 and 6,112.72 is: 9,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.50 : 25,795.95 = 6,112.72 : x
  2. Step 2: Convert to fraction form
    17,207.50/25,795.95 = 6,112.72/x
  3. Step 3: Cross multiply
    17,207.50x = 25,795.95 × 6,112.72
  4. Step 4: Simplify right side
    17,207.50x = 157,683,419.48
  5. Step 5: Solve for x
    x = 157,683,419.48/17,207.50
  6. Step 6: Final answer
    x = 9,163.65

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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.