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Finding the Fourth Proportional to 17,971.52, 26,956.38 and 6,883.52

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Solution

The fourth proportional to 17,971.52, 26,956.38 and 6,883.52 is: 10,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.52 : 26,956.38 = 6,883.52 : x
  2. Step 2: Convert to fraction form
    17,971.52/26,956.38 = 6,883.52/x
  3. Step 3: Cross multiply
    17,971.52x = 26,956.38 × 6,883.52
  4. Step 4: Simplify right side
    17,971.52x = 185,554,780.86
  5. Step 5: Solve for x
    x = 185,554,780.86/17,971.52
  6. Step 6: Final answer
    x = 10,324.94

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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.