Home / 38,183.24-52,692.18-21,186.92

Finding the Fourth Proportional to 38,183.24, 52,692.18 and 21,186.92

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Solution

The fourth proportional to 38,183.24, 52,692.18 and 21,186.92 is: 29,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,183.24 : 52,692.18 = 21,186.92 : x
  2. Step 2: Convert to fraction form
    38,183.24/52,692.18 = 21,186.92/x
  3. Step 3: Cross multiply
    38,183.24x = 52,692.18 × 21,186.92
  4. Step 4: Simplify right side
    38,183.24x = 1,116,385,002.29
  5. Step 5: Solve for x
    x = 1,116,385,002.29/38,183.24
  6. Step 6: Final answer
    x = 29,237.57

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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.