Home / 38,189.66-57,292.59-11,537.64

Finding the Fourth Proportional to 38,189.66, 57,292.59 and 11,537.64

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Solution

The fourth proportional to 38,189.66, 57,292.59 and 11,537.64 is: 17,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,189.66 : 57,292.59 = 11,537.64 : x
  2. Step 2: Convert to fraction form
    38,189.66/57,292.59 = 11,537.64/x
  3. Step 3: Cross multiply
    38,189.66x = 57,292.59 × 11,537.64
  4. Step 4: Simplify right side
    38,189.66x = 661,021,278.09
  5. Step 5: Solve for x
    x = 661,021,278.09/38,189.66
  6. Step 6: Final answer
    x = 17,308.91

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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.