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Finding the Fourth Proportional to 17,361.48, 26,042.22 and 4,213.86

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Solution

The fourth proportional to 17,361.48, 26,042.22 and 4,213.86 is: 6,320.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.48 : 26,042.22 = 4,213.86 : x
  2. Step 2: Convert to fraction form
    17,361.48/26,042.22 = 4,213.86/x
  3. Step 3: Cross multiply
    17,361.48x = 26,042.22 × 4,213.86
  4. Step 4: Simplify right side
    17,361.48x = 109,738,269.17
  5. Step 5: Solve for x
    x = 109,738,269.17/17,361.48
  6. Step 6: Final answer
    x = 6,320.79

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Similar ratio
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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.