Home / 43,268.85-64,910.03-13,683.87

Finding the Fourth Proportional to 43,268.85, 64,910.03 and 13,683.87

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Solution

The fourth proportional to 43,268.85, 64,910.03 and 13,683.87 is: 20,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,268.85 : 64,910.03 = 13,683.87 : x
  2. Step 2: Convert to fraction form
    43,268.85/64,910.03 = 13,683.87/x
  3. Step 3: Cross multiply
    43,268.85x = 64,910.03 × 13,683.87
  4. Step 4: Simplify right side
    43,268.85x = 888,220,343.80
  5. Step 5: Solve for x
    x = 888,220,343.80/43,268.85
  6. Step 6: Final answer
    x = 20,527.94

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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.