Home / 36,665.10-54,999.45-19,169.10

Finding the Fourth Proportional to 36,665.10, 54,999.45 and 19,169.10

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Solution

The fourth proportional to 36,665.10, 54,999.45 and 19,169.10 is: 28,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.10 : 54,999.45 = 19,169.10 : x
  2. Step 2: Convert to fraction form
    36,665.10/54,999.45 = 19,169.10/x
  3. Step 3: Cross multiply
    36,665.10x = 54,999.45 × 19,169.10
  4. Step 4: Simplify right side
    36,665.10x = 1,054,289,957.00
  5. Step 5: Solve for x
    x = 1,054,289,957.00/36,665.10
  6. Step 6: Final answer
    x = 28,754.59

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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.