Home / 17,715.25-26,576.14-7,327.81

Finding the Fourth Proportional to 17,715.25, 26,576.14 and 7,327.81

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Solution

The fourth proportional to 17,715.25, 26,576.14 and 7,327.81 is: 10,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.25 : 26,576.14 = 7,327.81 : x
  2. Step 2: Convert to fraction form
    17,715.25/26,576.14 = 7,327.81/x
  3. Step 3: Cross multiply
    17,715.25x = 26,576.14 × 7,327.81
  4. Step 4: Simplify right side
    17,715.25x = 194,744,847.17
  5. Step 5: Solve for x
    x = 194,744,847.17/17,715.25
  6. Step 6: Final answer
    x = 10,993.06

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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.