Home / 18,327.48-25,291.98-9,944.04

Finding the Fourth Proportional to 18,327.48, 25,291.98 and 9,944.04

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Solution

The fourth proportional to 18,327.48, 25,291.98 and 9,944.04 is: 13,722.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.48 : 25,291.98 = 9,944.04 : x
  2. Step 2: Convert to fraction form
    18,327.48/25,291.98 = 9,944.04/x
  3. Step 3: Cross multiply
    18,327.48x = 25,291.98 × 9,944.04
  4. Step 4: Simplify right side
    18,327.48x = 251,504,460.80
  5. Step 5: Solve for x
    x = 251,504,460.80/18,327.48
  6. Step 6: Final answer
    x = 13,722.81

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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.