Home / 16,231.60-24,353.80-6,369.20

Finding the Fourth Proportional to 16,231.60, 24,353.80 and 6,369.20

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Solution

The fourth proportional to 16,231.60, 24,353.80 and 6,369.20 is: 9,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.60 : 24,353.80 = 6,369.20 : x
  2. Step 2: Convert to fraction form
    16,231.60/24,353.80 = 6,369.20/x
  3. Step 3: Cross multiply
    16,231.60x = 24,353.80 × 6,369.20
  4. Step 4: Simplify right side
    16,231.60x = 155,114,222.96
  5. Step 5: Solve for x
    x = 155,114,222.96/16,231.60
  6. Step 6: Final answer
    x = 9,556.31

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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.