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Finding the Fourth Proportional to 57,995.44, 86,982.74 and 26,398.15

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Solution

The fourth proportional to 57,995.44, 86,982.74 and 26,398.15 is: 39,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.44 : 86,982.74 = 26,398.15 : x
  2. Step 2: Convert to fraction form
    57,995.44/86,982.74 = 26,398.15/x
  3. Step 3: Cross multiply
    57,995.44x = 86,982.74 × 26,398.15
  4. Step 4: Simplify right side
    57,995.44x = 2,296,183,582.51
  5. Step 5: Solve for x
    x = 2,296,183,582.51/57,995.44
  6. Step 6: Final answer
    x = 39,592.48

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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.