Home / 17,715.70-26,524.34-8,923.96

Finding the Fourth Proportional to 17,715.70, 26,524.34 and 8,923.96

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Solution

The fourth proportional to 17,715.70, 26,524.34 and 8,923.96 is: 13,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.70 : 26,524.34 = 8,923.96 : x
  2. Step 2: Convert to fraction form
    17,715.70/26,524.34 = 8,923.96/x
  3. Step 3: Cross multiply
    17,715.70x = 26,524.34 × 8,923.96
  4. Step 4: Simplify right side
    17,715.70x = 236,702,149.19
  5. Step 5: Solve for x
    x = 236,702,149.19/17,715.70
  6. Step 6: Final answer
    x = 13,361.15

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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.