Home / 27,581.08-41,364.24-11,995

Finding the Fourth Proportional to 27,581.08, 41,364.24 and 11,995

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Solution

The fourth proportional to 27,581.08, 41,364.24 and 11,995 is: 17,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.08 : 41,364.24 = 11,995 : x
  2. Step 2: Convert to fraction form
    27,581.08/41,364.24 = 11,995/x
  3. Step 3: Cross multiply
    27,581.08x = 41,364.24 × 11,995
  4. Step 4: Simplify right side
    27,581.08x = 496,164,058.80
  5. Step 5: Solve for x
    x = 496,164,058.80/27,581.08
  6. Step 6: Final answer
    x = 17,989.29

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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.