Home / 31,769.73-43,841.11-17,623.89

Finding the Fourth Proportional to 31,769.73, 43,841.11 and 17,623.89

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Solution

The fourth proportional to 31,769.73, 43,841.11 and 17,623.89 is: 24,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.73 : 43,841.11 = 17,623.89 : x
  2. Step 2: Convert to fraction form
    31,769.73/43,841.11 = 17,623.89/x
  3. Step 3: Cross multiply
    31,769.73x = 43,841.11 × 17,623.89
  4. Step 4: Simplify right side
    31,769.73x = 772,650,900.12
  5. Step 5: Solve for x
    x = 772,650,900.12/31,769.73
  6. Step 6: Final answer
    x = 24,320.35

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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.