Home / 17,273.18-25,893.96-8,386.66

Finding the Fourth Proportional to 17,273.18, 25,893.96 and 8,386.66

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Solution

The fourth proportional to 17,273.18, 25,893.96 and 8,386.66 is: 12,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,273.18 : 25,893.96 = 8,386.66 : x
  2. Step 2: Convert to fraction form
    17,273.18/25,893.96 = 8,386.66/x
  3. Step 3: Cross multiply
    17,273.18x = 25,893.96 × 8,386.66
  4. Step 4: Simplify right side
    17,273.18x = 217,163,838.57
  5. Step 5: Solve for x
    x = 217,163,838.57/17,273.18
  6. Step 6: Final answer
    x = 12,572.31

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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.