Home / 43,896.20-65,844.36-17,619.40

Finding the Fourth Proportional to 43,896.20, 65,844.36 and 17,619.40

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Solution

The fourth proportional to 43,896.20, 65,844.36 and 17,619.40 is: 26,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,896.20 : 65,844.36 = 17,619.40 : x
  2. Step 2: Convert to fraction form
    43,896.20/65,844.36 = 17,619.40/x
  3. Step 3: Cross multiply
    43,896.20x = 65,844.36 × 17,619.40
  4. Step 4: Simplify right side
    43,896.20x = 1,160,138,116.58
  5. Step 5: Solve for x
    x = 1,160,138,116.58/43,896.20
  6. Step 6: Final answer
    x = 26,429.12

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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.