Home / 38,104.21-57,135.44-11,801.65

Finding the Fourth Proportional to 38,104.21, 57,135.44 and 11,801.65

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Solution

The fourth proportional to 38,104.21, 57,135.44 and 11,801.65 is: 17,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.21 : 57,135.44 = 11,801.65 : x
  2. Step 2: Convert to fraction form
    38,104.21/57,135.44 = 11,801.65/x
  3. Step 3: Cross multiply
    38,104.21x = 57,135.44 × 11,801.65
  4. Step 4: Simplify right side
    38,104.21x = 674,292,406.47
  5. Step 5: Solve for x
    x = 674,292,406.47/38,104.21
  6. Step 6: Final answer
    x = 17,696.01

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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.