Home / 43,738.08-65,614.68-14,163.36

Finding the Fourth Proportional to 43,738.08, 65,614.68 and 14,163.36

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Solution

The fourth proportional to 43,738.08, 65,614.68 and 14,163.36 is: 21,247.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,738.08 : 65,614.68 = 14,163.36 : x
  2. Step 2: Convert to fraction form
    43,738.08/65,614.68 = 14,163.36/x
  3. Step 3: Cross multiply
    43,738.08x = 65,614.68 × 14,163.36
  4. Step 4: Simplify right side
    43,738.08x = 929,324,334.12
  5. Step 5: Solve for x
    x = 929,324,334.12/43,738.08
  6. Step 6: Final answer
    x = 21,247.49

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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.