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Finding the Fourth Proportional to 17,889.72, 26,843.50 and 8,036.04

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Solution

The fourth proportional to 17,889.72, 26,843.50 and 8,036.04 is: 12,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,889.72 : 26,843.50 = 8,036.04 : x
  2. Step 2: Convert to fraction form
    17,889.72/26,843.50 = 8,036.04/x
  3. Step 3: Cross multiply
    17,889.72x = 26,843.50 × 8,036.04
  4. Step 4: Simplify right side
    17,889.72x = 215,715,439.74
  5. Step 5: Solve for x
    x = 215,715,439.74/17,889.72
  6. Step 6: Final answer
    x = 12,058.07

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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.