Home / 16,620.14-24,916.23-7,730.96

Finding the Fourth Proportional to 16,620.14, 24,916.23 and 7,730.96

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Solution

The fourth proportional to 16,620.14, 24,916.23 and 7,730.96 is: 11,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.14 : 24,916.23 = 7,730.96 : x
  2. Step 2: Convert to fraction form
    16,620.14/24,916.23 = 7,730.96/x
  3. Step 3: Cross multiply
    16,620.14x = 24,916.23 × 7,730.96
  4. Step 4: Simplify right side
    16,620.14x = 192,626,252.90
  5. Step 5: Solve for x
    x = 192,626,252.90/16,620.14
  6. Step 6: Final answer
    x = 11,589.93

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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.