Home / 15,676.11-23,513.92-6,315.91

Finding the Fourth Proportional to 15,676.11, 23,513.92 and 6,315.91

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Solution

The fourth proportional to 15,676.11, 23,513.92 and 6,315.91 is: 9,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.11 : 23,513.92 = 6,315.91 : x
  2. Step 2: Convert to fraction form
    15,676.11/23,513.92 = 6,315.91/x
  3. Step 3: Cross multiply
    15,676.11x = 23,513.92 × 6,315.91
  4. Step 4: Simplify right side
    15,676.11x = 148,511,727.89
  5. Step 5: Solve for x
    x = 148,511,727.89/15,676.11
  6. Step 6: Final answer
    x = 9,473.76

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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.