Home / 43,684.68-65,530.44-15,610.80

Finding the Fourth Proportional to 43,684.68, 65,530.44 and 15,610.80

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Solution

The fourth proportional to 43,684.68, 65,530.44 and 15,610.80 is: 23,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684.68 : 65,530.44 = 15,610.80 : x
  2. Step 2: Convert to fraction form
    43,684.68/65,530.44 = 15,610.80/x
  3. Step 3: Cross multiply
    43,684.68x = 65,530.44 × 15,610.80
  4. Step 4: Simplify right side
    43,684.68x = 1,022,982,592.75
  5. Step 5: Solve for x
    x = 1,022,982,592.75/43,684.68
  6. Step 6: Final answer
    x = 23,417.42

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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.