Home / 38,580.33-57,817.91-18,588.38

Finding the Fourth Proportional to 38,580.33, 57,817.91 and 18,588.38

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Solution

The fourth proportional to 38,580.33, 57,817.91 and 18,588.38 is: 27,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,580.33 : 57,817.91 = 18,588.38 : x
  2. Step 2: Convert to fraction form
    38,580.33/57,817.91 = 18,588.38/x
  3. Step 3: Cross multiply
    38,580.33x = 57,817.91 × 18,588.38
  4. Step 4: Simplify right side
    38,580.33x = 1,074,741,256.08
  5. Step 5: Solve for x
    x = 1,074,741,256.08/38,580.33
  6. Step 6: Final answer
    x = 27,857.24

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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.