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Finding the Fourth Proportional to 17,800.46, 26,679.73 and 7,263.90

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Solution

The fourth proportional to 17,800.46, 26,679.73 and 7,263.90 is: 10,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.46 : 26,679.73 = 7,263.90 : x
  2. Step 2: Convert to fraction form
    17,800.46/26,679.73 = 7,263.90/x
  3. Step 3: Cross multiply
    17,800.46x = 26,679.73 × 7,263.90
  4. Step 4: Simplify right side
    17,800.46x = 193,798,961.24
  5. Step 5: Solve for x
    x = 193,798,961.24/17,800.46
  6. Step 6: Final answer
    x = 10,887.30

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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.