Home / 27,313.07-40,969.61-9,795.20

Finding the Fourth Proportional to 27,313.07, 40,969.61 and 9,795.20

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Solution

The fourth proportional to 27,313.07, 40,969.61 and 9,795.20 is: 14,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.07 : 40,969.61 = 9,795.20 : x
  2. Step 2: Convert to fraction form
    27,313.07/40,969.61 = 9,795.20/x
  3. Step 3: Cross multiply
    27,313.07x = 40,969.61 × 9,795.20
  4. Step 4: Simplify right side
    27,313.07x = 401,305,601.81
  5. Step 5: Solve for x
    x = 401,305,601.81/27,313.07
  6. Step 6: Final answer
    x = 14,692.80

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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.