Home / 16,767.62-25,148.63-5,078.06

Finding the Fourth Proportional to 16,767.62, 25,148.63 and 5,078.06

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Solution

The fourth proportional to 16,767.62, 25,148.63 and 5,078.06 is: 7,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.62 : 25,148.63 = 5,078.06 : x
  2. Step 2: Convert to fraction form
    16,767.62/25,148.63 = 5,078.06/x
  3. Step 3: Cross multiply
    16,767.62x = 25,148.63 × 5,078.06
  4. Step 4: Simplify right side
    16,767.62x = 127,706,252.06
  5. Step 5: Solve for x
    x = 127,706,252.06/16,767.62
  6. Step 6: Final answer
    x = 7,616.24

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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.