Home / 55,278.11-82,933.45-17,837.48

Finding the Fourth Proportional to 55,278.11, 82,933.45 and 17,837.48

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Solution

The fourth proportional to 55,278.11, 82,933.45 and 17,837.48 is: 26,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,278.11 : 82,933.45 = 17,837.48 : x
  2. Step 2: Convert to fraction form
    55,278.11/82,933.45 = 17,837.48/x
  3. Step 3: Cross multiply
    55,278.11x = 82,933.45 × 17,837.48
  4. Step 4: Simplify right side
    55,278.11x = 1,479,323,918.45
  5. Step 5: Solve for x
    x = 1,479,323,918.45/55,278.11
  6. Step 6: Final answer
    x = 26,761.48

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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.