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Finding the Fourth Proportional to 17,997.98, 26,997.61 and 4,850.67

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Solution

The fourth proportional to 17,997.98, 26,997.61 and 4,850.67 is: 7,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.98 : 26,997.61 = 4,850.67 : x
  2. Step 2: Convert to fraction form
    17,997.98/26,997.61 = 4,850.67/x
  3. Step 3: Cross multiply
    17,997.98x = 26,997.61 × 4,850.67
  4. Step 4: Simplify right side
    17,997.98x = 130,956,337.66
  5. Step 5: Solve for x
    x = 130,956,337.66/17,997.98
  6. Step 6: Final answer
    x = 7,276.17

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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.