Home / 38,209.37-57,314.07-11,914.07

Finding the Fourth Proportional to 38,209.37, 57,314.07 and 11,914.07

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Solution

The fourth proportional to 38,209.37, 57,314.07 and 11,914.07 is: 17,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,209.37 : 57,314.07 = 11,914.07 : x
  2. Step 2: Convert to fraction form
    38,209.37/57,314.07 = 11,914.07/x
  3. Step 3: Cross multiply
    38,209.37x = 57,314.07 × 11,914.07
  4. Step 4: Simplify right side
    38,209.37x = 682,843,555.39
  5. Step 5: Solve for x
    x = 682,843,555.39/38,209.37
  6. Step 6: Final answer
    x = 17,871.10

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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.