Home / 26,886-37,102.68-15,110

Finding the Fourth Proportional to 26,886, 37,102.68 and 15,110

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Solution

The fourth proportional to 26,886, 37,102.68 and 15,110 is: 20,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886 : 37,102.68 = 15,110 : x
  2. Step 2: Convert to fraction form
    26,886/37,102.68 = 15,110/x
  3. Step 3: Cross multiply
    26,886x = 37,102.68 × 15,110
  4. Step 4: Simplify right side
    26,886x = 560,621,494.80
  5. Step 5: Solve for x
    x = 560,621,494.80/26,886
  6. Step 6: Final answer
    x = 20,851.80

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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.