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Finding the Fourth Proportional to 17,866.92, 26,800.38 and 6,173.76

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Solution

The fourth proportional to 17,866.92, 26,800.38 and 6,173.76 is: 9,260.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.92 : 26,800.38 = 6,173.76 : x
  2. Step 2: Convert to fraction form
    17,866.92/26,800.38 = 6,173.76/x
  3. Step 3: Cross multiply
    17,866.92x = 26,800.38 × 6,173.76
  4. Step 4: Simplify right side
    17,866.92x = 165,459,114.03
  5. Step 5: Solve for x
    x = 165,459,114.03/17,866.92
  6. Step 6: Final answer
    x = 9,260.64

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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.