Home / 16,430.62-24,577.99-12,451.90

Finding the Fourth Proportional to 16,430.62, 24,577.99 and 12,451.90

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Solution

The fourth proportional to 16,430.62, 24,577.99 and 12,451.90 is: 18,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.62 : 24,577.99 = 12,451.90 : x
  2. Step 2: Convert to fraction form
    16,430.62/24,577.99 = 12,451.90/x
  3. Step 3: Cross multiply
    16,430.62x = 24,577.99 × 12,451.90
  4. Step 4: Simplify right side
    16,430.62x = 306,042,673.68
  5. Step 5: Solve for x
    x = 306,042,673.68/16,430.62
  6. Step 6: Final answer
    x = 18,626.36

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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.