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Finding the Fourth Proportional to 17,701.70, 26,551.67 and 6,607.54

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Solution

The fourth proportional to 17,701.70, 26,551.67 and 6,607.54 is: 9,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,701.70 : 26,551.67 = 6,607.54 : x
  2. Step 2: Convert to fraction form
    17,701.70/26,551.67 = 6,607.54/x
  3. Step 3: Cross multiply
    17,701.70x = 26,551.67 × 6,607.54
  4. Step 4: Simplify right side
    17,701.70x = 175,441,088.83
  5. Step 5: Solve for x
    x = 175,441,088.83/17,701.70
  6. Step 6: Final answer
    x = 9,910.97

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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.