Home / 36,811.26-55,224.18-13,434.66

Finding the Fourth Proportional to 36,811.26, 55,224.18 and 13,434.66

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Solution

The fourth proportional to 36,811.26, 55,224.18 and 13,434.66 is: 20,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,811.26 : 55,224.18 = 13,434.66 : x
  2. Step 2: Convert to fraction form
    36,811.26/55,224.18 = 13,434.66/x
  3. Step 3: Cross multiply
    36,811.26x = 55,224.18 × 13,434.66
  4. Step 4: Simplify right side
    36,811.26x = 741,918,082.08
  5. Step 5: Solve for x
    x = 741,918,082.08/36,811.26
  6. Step 6: Final answer
    x = 20,154.65

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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.