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Finding the Fourth Proportional to 17,471.20, 26,203.92 and 8,110.84

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Solution

The fourth proportional to 17,471.20, 26,203.92 and 8,110.84 is: 12,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,471.20 : 26,203.92 = 8,110.84 : x
  2. Step 2: Convert to fraction form
    17,471.20/26,203.92 = 8,110.84/x
  3. Step 3: Cross multiply
    17,471.20x = 26,203.92 × 8,110.84
  4. Step 4: Simplify right side
    17,471.20x = 212,535,802.49
  5. Step 5: Solve for x
    x = 212,535,802.49/17,471.20
  6. Step 6: Final answer
    x = 12,164.92

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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.