Home / 29,979.23-44,888.87-19,418.78

Finding the Fourth Proportional to 29,979.23, 44,888.87 and 19,418.78

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Solution

The fourth proportional to 29,979.23, 44,888.87 and 19,418.78 is: 29,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,979.23 : 44,888.87 = 19,418.78 : x
  2. Step 2: Convert to fraction form
    29,979.23/44,888.87 = 19,418.78/x
  3. Step 3: Cross multiply
    29,979.23x = 44,888.87 × 19,418.78
  4. Step 4: Simplify right side
    29,979.23x = 871,686,769.44
  5. Step 5: Solve for x
    x = 871,686,769.44/29,979.23
  6. Step 6: Final answer
    x = 29,076.36

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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.