Home / 16,676.40-25,007.22-4,987.38

Finding the Fourth Proportional to 16,676.40, 25,007.22 and 4,987.38

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Solution

The fourth proportional to 16,676.40, 25,007.22 and 4,987.38 is: 7,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.40 : 25,007.22 = 4,987.38 : x
  2. Step 2: Convert to fraction form
    16,676.40/25,007.22 = 4,987.38/x
  3. Step 3: Cross multiply
    16,676.40x = 25,007.22 × 4,987.38
  4. Step 4: Simplify right side
    16,676.40x = 124,720,508.88
  5. Step 5: Solve for x
    x = 124,720,508.88/16,676.40
  6. Step 6: Final answer
    x = 7,478.86

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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.