Home / 16,581.86-24,839.19-7,684.66

Finding the Fourth Proportional to 16,581.86, 24,839.19 and 7,684.66

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Solution

The fourth proportional to 16,581.86, 24,839.19 and 7,684.66 is: 11,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.86 : 24,839.19 = 7,684.66 : x
  2. Step 2: Convert to fraction form
    16,581.86/24,839.19 = 7,684.66/x
  3. Step 3: Cross multiply
    16,581.86x = 24,839.19 × 7,684.66
  4. Step 4: Simplify right side
    16,581.86x = 190,880,729.83
  5. Step 5: Solve for x
    x = 190,880,729.83/16,581.86
  6. Step 6: Final answer
    x = 11,511.42

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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.