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Finding the Fourth Proportional to 17,810.22, 26,706.42 and 5,959.92

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Solution

The fourth proportional to 17,810.22, 26,706.42 and 5,959.92 is: 8,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.22 : 26,706.42 = 5,959.92 : x
  2. Step 2: Convert to fraction form
    17,810.22/26,706.42 = 5,959.92/x
  3. Step 3: Cross multiply
    17,810.22x = 26,706.42 × 5,959.92
  4. Step 4: Simplify right side
    17,810.22x = 159,168,126.69
  5. Step 5: Solve for x
    x = 159,168,126.69/17,810.22
  6. Step 6: Final answer
    x = 8,936.90

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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.