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Finding the Fourth Proportional to 17,850.68, 26,760.18 and 6,749.60

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Solution

The fourth proportional to 17,850.68, 26,760.18 and 6,749.60 is: 10,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,850.68 : 26,760.18 = 6,749.60 : x
  2. Step 2: Convert to fraction form
    17,850.68/26,760.18 = 6,749.60/x
  3. Step 3: Cross multiply
    17,850.68x = 26,760.18 × 6,749.60
  4. Step 4: Simplify right side
    17,850.68x = 180,620,510.93
  5. Step 5: Solve for x
    x = 180,620,510.93/17,850.68
  6. Step 6: Final answer
    x = 10,118.41

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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.