Home / 16,483.92-24,731.96-7,721.68

Finding the Fourth Proportional to 16,483.92, 24,731.96 and 7,721.68

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Solution

The fourth proportional to 16,483.92, 24,731.96 and 7,721.68 is: 11,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.92 : 24,731.96 = 7,721.68 : x
  2. Step 2: Convert to fraction form
    16,483.92/24,731.96 = 7,721.68/x
  3. Step 3: Cross multiply
    16,483.92x = 24,731.96 × 7,721.68
  4. Step 4: Simplify right side
    16,483.92x = 190,972,280.89
  5. Step 5: Solve for x
    x = 190,972,280.89/16,483.92
  6. Step 6: Final answer
    x = 11,585.37

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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.