Home / 15,959.09-23,939.48-4,112.98

Finding the Fourth Proportional to 15,959.09, 23,939.48 and 4,112.98

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Solution

The fourth proportional to 15,959.09, 23,939.48 and 4,112.98 is: 6,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.09 : 23,939.48 = 4,112.98 : x
  2. Step 2: Convert to fraction form
    15,959.09/23,939.48 = 4,112.98/x
  3. Step 3: Cross multiply
    15,959.09x = 23,939.48 × 4,112.98
  4. Step 4: Simplify right side
    15,959.09x = 98,462,552.88
  5. Step 5: Solve for x
    x = 98,462,552.88/15,959.09
  6. Step 6: Final answer
    x = 6,169.68

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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.