Home / 27,593.48-41,390.61-7,872.05

Finding the Fourth Proportional to 27,593.48, 41,390.61 and 7,872.05

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Solution

The fourth proportional to 27,593.48, 41,390.61 and 7,872.05 is: 11,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.48 : 41,390.61 = 7,872.05 : x
  2. Step 2: Convert to fraction form
    27,593.48/41,390.61 = 7,872.05/x
  3. Step 3: Cross multiply
    27,593.48x = 41,390.61 × 7,872.05
  4. Step 4: Simplify right side
    27,593.48x = 325,828,951.45
  5. Step 5: Solve for x
    x = 325,828,951.45/27,593.48
  6. Step 6: Final answer
    x = 11,808.19

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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.