Home / 16,918.25-25,379.81-5,232.38

Finding the Fourth Proportional to 16,918.25, 25,379.81 and 5,232.38

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Solution

The fourth proportional to 16,918.25, 25,379.81 and 5,232.38 is: 7,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.25 : 25,379.81 = 5,232.38 : x
  2. Step 2: Convert to fraction form
    16,918.25/25,379.81 = 5,232.38/x
  3. Step 3: Cross multiply
    16,918.25x = 25,379.81 × 5,232.38
  4. Step 4: Simplify right side
    16,918.25x = 132,796,657.19
  5. Step 5: Solve for x
    x = 132,796,657.19/16,918.25
  6. Step 6: Final answer
    x = 7,849.32

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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.