Home / 18,372.01-27,544.15-9,477.81

Finding the Fourth Proportional to 18,372.01, 27,544.15 and 9,477.81

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Solution

The fourth proportional to 18,372.01, 27,544.15 and 9,477.81 is: 14,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.01 : 27,544.15 = 9,477.81 : x
  2. Step 2: Convert to fraction form
    18,372.01/27,544.15 = 9,477.81/x
  3. Step 3: Cross multiply
    18,372.01x = 27,544.15 × 9,477.81
  4. Step 4: Simplify right side
    18,372.01x = 261,058,220.31
  5. Step 5: Solve for x
    x = 261,058,220.31/18,372.01
  6. Step 6: Final answer
    x = 14,209.56

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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.