Home / 43,811.20-65,619.60-23,010.40

Finding the Fourth Proportional to 43,811.20, 65,619.60 and 23,010.40

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Solution

The fourth proportional to 43,811.20, 65,619.60 and 23,010.40 is: 34,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,811.20 : 65,619.60 = 23,010.40 : x
  2. Step 2: Convert to fraction form
    43,811.20/65,619.60 = 23,010.40/x
  3. Step 3: Cross multiply
    43,811.20x = 65,619.60 × 23,010.40
  4. Step 4: Simplify right side
    43,811.20x = 1,509,933,243.84
  5. Step 5: Solve for x
    x = 1,509,933,243.84/43,811.20
  6. Step 6: Final answer
    x = 34,464.55

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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.