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Finding the Fourth Proportional to 15,951.91, 23,926.04 and 4,266.04

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Solution

The fourth proportional to 15,951.91, 23,926.04 and 4,266.04 is: 6,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.91 : 23,926.04 = 4,266.04 : x
  2. Step 2: Convert to fraction form
    15,951.91/23,926.04 = 4,266.04/x
  3. Step 3: Cross multiply
    15,951.91x = 23,926.04 × 4,266.04
  4. Step 4: Simplify right side
    15,951.91x = 102,069,362.54
  5. Step 5: Solve for x
    x = 102,069,362.54/15,951.91
  6. Step 6: Final answer
    x = 6,398.57

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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.