Home / 16,668.72-25,001.15-6,677.77

Finding the Fourth Proportional to 16,668.72, 25,001.15 and 6,677.77

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Solution

The fourth proportional to 16,668.72, 25,001.15 and 6,677.77 is: 10,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.72 : 25,001.15 = 6,677.77 : x
  2. Step 2: Convert to fraction form
    16,668.72/25,001.15 = 6,677.77/x
  3. Step 3: Cross multiply
    16,668.72x = 25,001.15 × 6,677.77
  4. Step 4: Simplify right side
    16,668.72x = 166,951,929.44
  5. Step 5: Solve for x
    x = 166,951,929.44/16,668.72
  6. Step 6: Final answer
    x = 10,015.88

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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.