Home / 26,864.40-37,062.26-15,531.82

Finding the Fourth Proportional to 26,864.40, 37,062.26 and 15,531.82

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Solution

The fourth proportional to 26,864.40, 37,062.26 and 15,531.82 is: 21,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864.40 : 37,062.26 = 15,531.82 : x
  2. Step 2: Convert to fraction form
    26,864.40/37,062.26 = 15,531.82/x
  3. Step 3: Cross multiply
    26,864.40x = 37,062.26 × 15,531.82
  4. Step 4: Simplify right side
    26,864.40x = 575,644,351.11
  5. Step 5: Solve for x
    x = 575,644,351.11/26,864.40
  6. Step 6: Final answer
    x = 21,427.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.