Home / 63,828.50-95,742.69-28,727.14

Finding the Fourth Proportional to 63,828.50, 95,742.69 and 28,727.14

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Solution

The fourth proportional to 63,828.50, 95,742.69 and 28,727.14 is: 43,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,828.50 : 95,742.69 = 28,727.14 : x
  2. Step 2: Convert to fraction form
    63,828.50/95,742.69 = 28,727.14/x
  3. Step 3: Cross multiply
    63,828.50x = 95,742.69 × 28,727.14
  4. Step 4: Simplify right side
    63,828.50x = 2,750,413,659.61
  5. Step 5: Solve for x
    x = 2,750,413,659.61/63,828.50
  6. Step 6: Final answer
    x = 43,090.68

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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.