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Finding the Fourth Proportional to 17,924.29, 26,874.59 and 6,824.05

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Solution

The fourth proportional to 17,924.29, 26,874.59 and 6,824.05 is: 10,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,924.29 : 26,874.59 = 6,824.05 : x
  2. Step 2: Convert to fraction form
    17,924.29/26,874.59 = 6,824.05/x
  3. Step 3: Cross multiply
    17,924.29x = 26,874.59 × 6,824.05
  4. Step 4: Simplify right side
    17,924.29x = 183,393,444.58
  5. Step 5: Solve for x
    x = 183,393,444.58/17,924.29
  6. Step 6: Final answer
    x = 10,231.56

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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.