Home / 31,747.61-43,811.94-17,600.45

Finding the Fourth Proportional to 31,747.61, 43,811.94 and 17,600.45

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Solution

The fourth proportional to 31,747.61, 43,811.94 and 17,600.45 is: 24,288.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,747.61 : 43,811.94 = 17,600.45 : x
  2. Step 2: Convert to fraction form
    31,747.61/43,811.94 = 17,600.45/x
  3. Step 3: Cross multiply
    31,747.61x = 43,811.94 × 17,600.45
  4. Step 4: Simplify right side
    31,747.61x = 771,109,640.31
  5. Step 5: Solve for x
    x = 771,109,640.31/31,747.61
  6. Step 6: Final answer
    x = 24,288.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.