Home / 27,471.09-41,212.85-8,752.20

Finding the Fourth Proportional to 27,471.09, 41,212.85 and 8,752.20

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Solution

The fourth proportional to 27,471.09, 41,212.85 and 8,752.20 is: 13,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.09 : 41,212.85 = 8,752.20 : x
  2. Step 2: Convert to fraction form
    27,471.09/41,212.85 = 8,752.20/x
  3. Step 3: Cross multiply
    27,471.09x = 41,212.85 × 8,752.20
  4. Step 4: Simplify right side
    27,471.09x = 360,702,921.59
  5. Step 5: Solve for x
    x = 360,702,921.59/27,471.09
  6. Step 6: Final answer
    x = 13,130.27

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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.