Home / 27,766.80-38,324.19-17,692.86

Finding the Fourth Proportional to 27,766.80, 38,324.19 and 17,692.86

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Solution

The fourth proportional to 27,766.80, 38,324.19 and 17,692.86 is: 24,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,766.80 : 38,324.19 = 17,692.86 : x
  2. Step 2: Convert to fraction form
    27,766.80/38,324.19 = 17,692.86/x
  3. Step 3: Cross multiply
    27,766.80x = 38,324.19 × 17,692.86
  4. Step 4: Simplify right side
    27,766.80x = 678,064,528.28
  5. Step 5: Solve for x
    x = 678,064,528.28/27,766.80
  6. Step 6: Final answer
    x = 24,419.97

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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.