Home / 15,896.91-23,842.66-4,211.31

Finding the Fourth Proportional to 15,896.91, 23,842.66 and 4,211.31

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Solution

The fourth proportional to 15,896.91, 23,842.66 and 4,211.31 is: 6,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.91 : 23,842.66 = 4,211.31 : x
  2. Step 2: Convert to fraction form
    15,896.91/23,842.66 = 4,211.31/x
  3. Step 3: Cross multiply
    15,896.91x = 23,842.66 × 4,211.31
  4. Step 4: Simplify right side
    15,896.91x = 100,408,832.48
  5. Step 5: Solve for x
    x = 100,408,832.48/15,896.91
  6. Step 6: Final answer
    x = 6,316.25

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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.