Home / 43,722.99-65,568-14,132.88

Finding the Fourth Proportional to 43,722.99, 65,568 and 14,132.88

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Solution

The fourth proportional to 43,722.99, 65,568 and 14,132.88 is: 21,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722.99 : 65,568 = 14,132.88 : x
  2. Step 2: Convert to fraction form
    43,722.99/65,568 = 14,132.88/x
  3. Step 3: Cross multiply
    43,722.99x = 65,568 × 14,132.88
  4. Step 4: Simplify right side
    43,722.99x = 926,664,675.84
  5. Step 5: Solve for x
    x = 926,664,675.84/43,722.99
  6. Step 6: Final answer
    x = 21,193.99

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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.