Home / 15,399.27-23,100.36-4,305.96

Finding the Fourth Proportional to 15,399.27, 23,100.36 and 4,305.96

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Solution

The fourth proportional to 15,399.27, 23,100.36 and 4,305.96 is: 6,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,399.27 : 23,100.36 = 4,305.96 : x
  2. Step 2: Convert to fraction form
    15,399.27/23,100.36 = 4,305.96/x
  3. Step 3: Cross multiply
    15,399.27x = 23,100.36 × 4,305.96
  4. Step 4: Simplify right side
    15,399.27x = 99,469,157.52
  5. Step 5: Solve for x
    x = 99,469,157.52/15,399.27
  6. Step 6: Final answer
    x = 6,459.34

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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.