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Finding the Fourth Proportional to 36,882.66, 55,324.01 and 15,809.01

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Solution

The fourth proportional to 36,882.66, 55,324.01 and 15,809.01 is: 23,713.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,882.66 : 55,324.01 = 15,809.01 : x
  2. Step 2: Convert to fraction form
    36,882.66/55,324.01 = 15,809.01/x
  3. Step 3: Cross multiply
    36,882.66x = 55,324.01 × 15,809.01
  4. Step 4: Simplify right side
    36,882.66x = 874,617,748.29
  5. Step 5: Solve for x
    x = 874,617,748.29/36,882.66
  6. Step 6: Final answer
    x = 23,713.52

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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.