Home / 26,201.16-36,153.54-15,021

Finding the Fourth Proportional to 26,201.16, 36,153.54 and 15,021

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Solution

The fourth proportional to 26,201.16, 36,153.54 and 15,021 is: 20,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,201.16 : 36,153.54 = 15,021 : x
  2. Step 2: Convert to fraction form
    26,201.16/36,153.54 = 15,021/x
  3. Step 3: Cross multiply
    26,201.16x = 36,153.54 × 15,021
  4. Step 4: Simplify right side
    26,201.16x = 543,062,324.34
  5. Step 5: Solve for x
    x = 543,062,324.34/26,201.16
  6. Step 6: Final answer
    x = 20,726.65

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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.