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Finding the Fourth Proportional to 17,899.33, 26,843.50 and 8,534.41

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Solution

The fourth proportional to 17,899.33, 26,843.50 and 8,534.41 is: 12,798.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.33 : 26,843.50 = 8,534.41 : x
  2. Step 2: Convert to fraction form
    17,899.33/26,843.50 = 8,534.41/x
  3. Step 3: Cross multiply
    17,899.33x = 26,843.50 × 8,534.41
  4. Step 4: Simplify right side
    17,899.33x = 229,093,434.84
  5. Step 5: Solve for x
    x = 229,093,434.84/17,899.33
  6. Step 6: Final answer
    x = 12,798.99

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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.