Home / 16,918.91-25,381.14-5,822.91

Finding the Fourth Proportional to 16,918.91, 25,381.14 and 5,822.91

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Solution

The fourth proportional to 16,918.91, 25,381.14 and 5,822.91 is: 8,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.91 : 25,381.14 = 5,822.91 : x
  2. Step 2: Convert to fraction form
    16,918.91/25,381.14 = 5,822.91/x
  3. Step 3: Cross multiply
    16,918.91x = 25,381.14 × 5,822.91
  4. Step 4: Simplify right side
    16,918.91x = 147,792,093.92
  5. Step 5: Solve for x
    x = 147,792,093.92/16,918.91
  6. Step 6: Final answer
    x = 8,735.32

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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.