Home / 29,827.76-41,164.32-19,738.80

Finding the Fourth Proportional to 29,827.76, 41,164.32 and 19,738.80

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Solution

The fourth proportional to 29,827.76, 41,164.32 and 19,738.80 is: 27,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,827.76 : 41,164.32 = 19,738.80 : x
  2. Step 2: Convert to fraction form
    29,827.76/41,164.32 = 19,738.80/x
  3. Step 3: Cross multiply
    29,827.76x = 41,164.32 × 19,738.80
  4. Step 4: Simplify right side
    29,827.76x = 812,534,279.62
  5. Step 5: Solve for x
    x = 812,534,279.62/29,827.76
  6. Step 6: Final answer
    x = 27,240.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.