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Finding the Fourth Proportional to 17,630.88, 26,603.54 and 16,947.44

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Solution

The fourth proportional to 17,630.88, 26,603.54 and 16,947.44 is: 25,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.88 : 26,603.54 = 16,947.44 : x
  2. Step 2: Convert to fraction form
    17,630.88/26,603.54 = 16,947.44/x
  3. Step 3: Cross multiply
    17,630.88x = 26,603.54 × 16,947.44
  4. Step 4: Simplify right side
    17,630.88x = 450,861,843.50
  5. Step 5: Solve for x
    x = 450,861,843.50/17,630.88
  6. Step 6: Final answer
    x = 25,572.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.