Home / 16,281.88-24,424.60-5,185.96

Finding the Fourth Proportional to 16,281.88, 24,424.60 and 5,185.96

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Solution

The fourth proportional to 16,281.88, 24,424.60 and 5,185.96 is: 7,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.88 : 24,424.60 = 5,185.96 : x
  2. Step 2: Convert to fraction form
    16,281.88/24,424.60 = 5,185.96/x
  3. Step 3: Cross multiply
    16,281.88x = 24,424.60 × 5,185.96
  4. Step 4: Simplify right side
    16,281.88x = 126,664,998.62
  5. Step 5: Solve for x
    x = 126,664,998.62/16,281.88
  6. Step 6: Final answer
    x = 7,779.51

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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.