Home / 19,636.67-29,456.46-6,309.81

Finding the Fourth Proportional to 19,636.67, 29,456.46 and 6,309.81

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Solution

The fourth proportional to 19,636.67, 29,456.46 and 6,309.81 is: 9,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.67 : 29,456.46 = 6,309.81 : x
  2. Step 2: Convert to fraction form
    19,636.67/29,456.46 = 6,309.81/x
  3. Step 3: Cross multiply
    19,636.67x = 29,456.46 × 6,309.81
  4. Step 4: Simplify right side
    19,636.67x = 185,864,665.87
  5. Step 5: Solve for x
    x = 185,864,665.87/19,636.67
  6. Step 6: Final answer
    x = 9,465.18

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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.