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Finding the Fourth Proportional to 17,899.10, 26,840.55 and 8,033.30

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Solution

The fourth proportional to 17,899.10, 26,840.55 and 8,033.30 is: 12,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.10 : 26,840.55 = 8,033.30 : x
  2. Step 2: Convert to fraction form
    17,899.10/26,840.55 = 8,033.30/x
  3. Step 3: Cross multiply
    17,899.10x = 26,840.55 × 8,033.30
  4. Step 4: Simplify right side
    17,899.10x = 215,618,190.32
  5. Step 5: Solve for x
    x = 215,618,190.32/17,899.10
  6. Step 6: Final answer
    x = 12,046.31

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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.