Home / 15,927-23,915.16-8,545.86

Finding the Fourth Proportional to 15,927, 23,915.16 and 8,545.86

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Solution

The fourth proportional to 15,927, 23,915.16 and 8,545.86 is: 12,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927 : 23,915.16 = 8,545.86 : x
  2. Step 2: Convert to fraction form
    15,927/23,915.16 = 8,545.86/x
  3. Step 3: Cross multiply
    15,927x = 23,915.16 × 8,545.86
  4. Step 4: Simplify right side
    15,927x = 204,375,609.24
  5. Step 5: Solve for x
    x = 204,375,609.24/15,927
  6. Step 6: Final answer
    x = 12,832.02

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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.