Home / 28,818.96-43,226.52-17,727.36

Finding the Fourth Proportional to 28,818.96, 43,226.52 and 17,727.36

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Solution

The fourth proportional to 28,818.96, 43,226.52 and 17,727.36 is: 26,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.96 : 43,226.52 = 17,727.36 : x
  2. Step 2: Convert to fraction form
    28,818.96/43,226.52 = 17,727.36/x
  3. Step 3: Cross multiply
    28,818.96x = 43,226.52 × 17,727.36
  4. Step 4: Simplify right side
    28,818.96x = 766,292,081.59
  5. Step 5: Solve for x
    x = 766,292,081.59/28,818.96
  6. Step 6: Final answer
    x = 26,589.86

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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.