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Finding the Fourth Proportional to 16,997.97, 25,482.90 and 7,503.54

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Solution

The fourth proportional to 16,997.97, 25,482.90 and 7,503.54 is: 11,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.97 : 25,482.90 = 7,503.54 : x
  2. Step 2: Convert to fraction form
    16,997.97/25,482.90 = 7,503.54/x
  3. Step 3: Cross multiply
    16,997.97x = 25,482.90 × 7,503.54
  4. Step 4: Simplify right side
    16,997.97x = 191,211,959.47
  5. Step 5: Solve for x
    x = 191,211,959.47/16,997.97
  6. Step 6: Final answer
    x = 11,249.11

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Half scale
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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.