Home / 43,566.49-65,342.19-11,969.02

Finding the Fourth Proportional to 43,566.49, 65,342.19 and 11,969.02

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Solution

The fourth proportional to 43,566.49, 65,342.19 and 11,969.02 is: 17,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,566.49 : 65,342.19 = 11,969.02 : x
  2. Step 2: Convert to fraction form
    43,566.49/65,342.19 = 11,969.02/x
  3. Step 3: Cross multiply
    43,566.49x = 65,342.19 × 11,969.02
  4. Step 4: Simplify right side
    43,566.49x = 782,081,978.95
  5. Step 5: Solve for x
    x = 782,081,978.95/43,566.49
  6. Step 6: Final answer
    x = 17,951.46

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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.