Home / 51,939.51-77,927.81-16,879.29

Finding the Fourth Proportional to 51,939.51, 77,927.81 and 16,879.29

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Solution

The fourth proportional to 51,939.51, 77,927.81 and 16,879.29 is: 25,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,939.51 : 77,927.81 = 16,879.29 : x
  2. Step 2: Convert to fraction form
    51,939.51/77,927.81 = 16,879.29/x
  3. Step 3: Cross multiply
    51,939.51x = 77,927.81 × 16,879.29
  4. Step 4: Simplify right side
    51,939.51x = 1,315,366,019.66
  5. Step 5: Solve for x
    x = 1,315,366,019.66/51,939.51
  6. Step 6: Final answer
    x = 25,324.96

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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.