Home / 27,331.70-40,997.55-9,795.20

Finding the Fourth Proportional to 27,331.70, 40,997.55 and 9,795.20

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Solution

The fourth proportional to 27,331.70, 40,997.55 and 9,795.20 is: 14,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.70 : 40,997.55 = 9,795.20 : x
  2. Step 2: Convert to fraction form
    27,331.70/40,997.55 = 9,795.20/x
  3. Step 3: Cross multiply
    27,331.70x = 40,997.55 × 9,795.20
  4. Step 4: Simplify right side
    27,331.70x = 401,579,201.76
  5. Step 5: Solve for x
    x = 401,579,201.76/27,331.70
  6. Step 6: Final answer
    x = 14,692.80

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1.5x scale

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.