Home / 16,478.22-24,699.90-5,381.94

Finding the Fourth Proportional to 16,478.22, 24,699.90 and 5,381.94

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Solution

The fourth proportional to 16,478.22, 24,699.90 and 5,381.94 is: 8,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.22 : 24,699.90 = 5,381.94 : x
  2. Step 2: Convert to fraction form
    16,478.22/24,699.90 = 5,381.94/x
  3. Step 3: Cross multiply
    16,478.22x = 24,699.90 × 5,381.94
  4. Step 4: Simplify right side
    16,478.22x = 132,933,379.81
  5. Step 5: Solve for x
    x = 132,933,379.81/16,478.22
  6. Step 6: Final answer
    x = 8,067.22

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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.