Home / 15,316.62-22,961.91-6,993.72

Finding the Fourth Proportional to 15,316.62, 22,961.91 and 6,993.72

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Solution

The fourth proportional to 15,316.62, 22,961.91 and 6,993.72 is: 10,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316.62 : 22,961.91 = 6,993.72 : x
  2. Step 2: Convert to fraction form
    15,316.62/22,961.91 = 6,993.72/x
  3. Step 3: Cross multiply
    15,316.62x = 22,961.91 × 6,993.72
  4. Step 4: Simplify right side
    15,316.62x = 160,589,169.21
  5. Step 5: Solve for x
    x = 160,589,169.21/15,316.62
  6. Step 6: Final answer
    x = 10,484.63

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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.