Home / 15,933.08-23,889.72-13,872.44

Finding the Fourth Proportional to 15,933.08, 23,889.72 and 13,872.44

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Solution

The fourth proportional to 15,933.08, 23,889.72 and 13,872.44 is: 20,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.08 : 23,889.72 = 13,872.44 : x
  2. Step 2: Convert to fraction form
    15,933.08/23,889.72 = 13,872.44/x
  3. Step 3: Cross multiply
    15,933.08x = 23,889.72 × 13,872.44
  4. Step 4: Simplify right side
    15,933.08x = 331,408,707.32
  5. Step 5: Solve for x
    x = 331,408,707.32/15,933.08
  6. Step 6: Final answer
    x = 20,800.04

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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.