Home / 26,610.66-39,815.76-15,897.36

Finding the Fourth Proportional to 26,610.66, 39,815.76 and 15,897.36

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Solution

The fourth proportional to 26,610.66, 39,815.76 and 15,897.36 is: 23,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.66 : 39,815.76 = 15,897.36 : x
  2. Step 2: Convert to fraction form
    26,610.66/39,815.76 = 15,897.36/x
  3. Step 3: Cross multiply
    26,610.66x = 39,815.76 × 15,897.36
  4. Step 4: Simplify right side
    26,610.66x = 632,965,470.39
  5. Step 5: Solve for x
    x = 632,965,470.39/26,610.66
  6. Step 6: Final answer
    x = 23,786.16

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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.