Home / 55,896.29-83,826.65-18,449.39

Finding the Fourth Proportional to 55,896.29, 83,826.65 and 18,449.39

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Solution

The fourth proportional to 55,896.29, 83,826.65 and 18,449.39 is: 27,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,896.29 : 83,826.65 = 18,449.39 : x
  2. Step 2: Convert to fraction form
    55,896.29/83,826.65 = 18,449.39/x
  3. Step 3: Cross multiply
    55,896.29x = 83,826.65 × 18,449.39
  4. Step 4: Simplify right side
    55,896.29x = 1,546,550,046.86
  5. Step 5: Solve for x
    x = 1,546,550,046.86/55,896.29
  6. Step 6: Final answer
    x = 27,668.21

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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.