Home / 15,742.44-23,609.18-5,353.96

Finding the Fourth Proportional to 15,742.44, 23,609.18 and 5,353.96

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Solution

The fourth proportional to 15,742.44, 23,609.18 and 5,353.96 is: 8,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.44 : 23,609.18 = 5,353.96 : x
  2. Step 2: Convert to fraction form
    15,742.44/23,609.18 = 5,353.96/x
  3. Step 3: Cross multiply
    15,742.44x = 23,609.18 × 5,353.96
  4. Step 4: Simplify right side
    15,742.44x = 126,402,605.35
  5. Step 5: Solve for x
    x = 126,402,605.35/15,742.44
  6. Step 6: Final answer
    x = 8,029.42

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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.