Home / 31,469.34-47,204.64-11,743.96

Finding the Fourth Proportional to 31,469.34, 47,204.64 and 11,743.96

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Solution

The fourth proportional to 31,469.34, 47,204.64 and 11,743.96 is: 17,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469.34 : 47,204.64 = 11,743.96 : x
  2. Step 2: Convert to fraction form
    31,469.34/47,204.64 = 11,743.96/x
  3. Step 3: Cross multiply
    31,469.34x = 47,204.64 × 11,743.96
  4. Step 4: Simplify right side
    31,469.34x = 554,369,345.25
  5. Step 5: Solve for x
    x = 554,369,345.25/31,469.34
  6. Step 6: Final answer
    x = 17,616.17

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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.