Home / 16,669.35-25,004.01-6,678.64

Finding the Fourth Proportional to 16,669.35, 25,004.01 and 6,678.64

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Solution

The fourth proportional to 16,669.35, 25,004.01 and 6,678.64 is: 10,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.35 : 25,004.01 = 6,678.64 : x
  2. Step 2: Convert to fraction form
    16,669.35/25,004.01 = 6,678.64/x
  3. Step 3: Cross multiply
    16,669.35x = 25,004.01 × 6,678.64
  4. Step 4: Simplify right side
    16,669.35x = 166,992,781.35
  5. Step 5: Solve for x
    x = 166,992,781.35/16,669.35
  6. Step 6: Final answer
    x = 10,017.95

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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.