Home / 17,711.70-26,567.62-6,618.26

Finding the Fourth Proportional to 17,711.70, 26,567.62 and 6,618.26

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Solution

The fourth proportional to 17,711.70, 26,567.62 and 6,618.26 is: 9,927.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.70 : 26,567.62 = 6,618.26 : x
  2. Step 2: Convert to fraction form
    17,711.70/26,567.62 = 6,618.26/x
  3. Step 3: Cross multiply
    17,711.70x = 26,567.62 × 6,618.26
  4. Step 4: Simplify right side
    17,711.70x = 175,831,416.74
  5. Step 5: Solve for x
    x = 175,831,416.74/17,711.70
  6. Step 6: Final answer
    x = 9,927.42

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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.