Home / 17,769.58-26,666.25-7,381.33

Finding the Fourth Proportional to 17,769.58, 26,666.25 and 7,381.33

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Solution

The fourth proportional to 17,769.58, 26,666.25 and 7,381.33 is: 11,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.58 : 26,666.25 = 7,381.33 : x
  2. Step 2: Convert to fraction form
    17,769.58/26,666.25 = 7,381.33/x
  3. Step 3: Cross multiply
    17,769.58x = 26,666.25 × 7,381.33
  4. Step 4: Simplify right side
    17,769.58x = 196,832,391.11
  5. Step 5: Solve for x
    x = 196,832,391.11/17,769.58
  6. Step 6: Final answer
    x = 11,076.93

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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.