Home / 16,661.33-24,979.64-10,085.96

Finding the Fourth Proportional to 16,661.33, 24,979.64 and 10,085.96

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Solution

The fourth proportional to 16,661.33, 24,979.64 and 10,085.96 is: 15,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.33 : 24,979.64 = 10,085.96 : x
  2. Step 2: Convert to fraction form
    16,661.33/24,979.64 = 10,085.96/x
  3. Step 3: Cross multiply
    16,661.33x = 24,979.64 × 10,085.96
  4. Step 4: Simplify right side
    16,661.33x = 251,943,474.53
  5. Step 5: Solve for x
    x = 251,943,474.53/16,661.33
  6. Step 6: Final answer
    x = 15,121.45

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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.