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Finding the Fourth Proportional to 17,959.38, 26,939.07 and 6,272.34

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Solution

The fourth proportional to 17,959.38, 26,939.07 and 6,272.34 is: 9,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.38 : 26,939.07 = 6,272.34 : x
  2. Step 2: Convert to fraction form
    17,959.38/26,939.07 = 6,272.34/x
  3. Step 3: Cross multiply
    17,959.38x = 26,939.07 × 6,272.34
  4. Step 4: Simplify right side
    17,959.38x = 168,971,006.32
  5. Step 5: Solve for x
    x = 168,971,006.32/17,959.38
  6. Step 6: Final answer
    x = 9,408.51

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1.5x scale

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.