Home / 38,302.06-57,453.24-11,648.38

Finding the Fourth Proportional to 38,302.06, 57,453.24 and 11,648.38

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Solution

The fourth proportional to 38,302.06, 57,453.24 and 11,648.38 is: 17,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.06 : 57,453.24 = 11,648.38 : x
  2. Step 2: Convert to fraction form
    38,302.06/57,453.24 = 11,648.38/x
  3. Step 3: Cross multiply
    38,302.06x = 57,453.24 × 11,648.38
  4. Step 4: Simplify right side
    38,302.06x = 669,237,171.75
  5. Step 5: Solve for x
    x = 669,237,171.75/38,302.06
  6. Step 6: Final answer
    x = 17,472.62

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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.