Home / 17,174.31-23,692.19-10,808.79

Finding the Fourth Proportional to 17,174.31, 23,692.19 and 10,808.79

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Solution

The fourth proportional to 17,174.31, 23,692.19 and 10,808.79 is: 14,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.31 : 23,692.19 = 10,808.79 : x
  2. Step 2: Convert to fraction form
    17,174.31/23,692.19 = 10,808.79/x
  3. Step 3: Cross multiply
    17,174.31x = 23,692.19 × 10,808.79
  4. Step 4: Simplify right side
    17,174.31x = 256,083,852.31
  5. Step 5: Solve for x
    x = 256,083,852.31/17,174.31
  6. Step 6: Final answer
    x = 14,910.87

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1.5x scale

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.