Home / 11,640.51-17,469.23-8,726.67

Finding the Fourth Proportional to 11,640.51, 17,469.23 and 8,726.67

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Solution

The fourth proportional to 11,640.51, 17,469.23 and 8,726.67 is: 13,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.51 : 17,469.23 = 8,726.67 : x
  2. Step 2: Convert to fraction form
    11,640.51/17,469.23 = 8,726.67/x
  3. Step 3: Cross multiply
    11,640.51x = 17,469.23 × 8,726.67
  4. Step 4: Simplify right side
    11,640.51x = 152,448,161.73
  5. Step 5: Solve for x
    x = 152,448,161.73/11,640.51
  6. Step 6: Final answer
    x = 13,096.35

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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.