Home / 63,828.25-95,742.32-28,726.89

Finding the Fourth Proportional to 63,828.25, 95,742.32 and 28,726.89

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Solution

The fourth proportional to 63,828.25, 95,742.32 and 28,726.89 is: 43,090.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,828.25 : 95,742.32 = 28,726.89 : x
  2. Step 2: Convert to fraction form
    63,828.25/95,742.32 = 28,726.89/x
  3. Step 3: Cross multiply
    63,828.25x = 95,742.32 × 28,726.89
  4. Step 4: Simplify right side
    63,828.25x = 2,750,378,951.35
  5. Step 5: Solve for x
    x = 2,750,378,951.35/63,828.25
  6. Step 6: Final answer
    x = 43,090.31

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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.