Home / 38,301.31-57,450.48-19,581.13

Finding the Fourth Proportional to 38,301.31, 57,450.48 and 19,581.13

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Solution

The fourth proportional to 38,301.31, 57,450.48 and 19,581.13 is: 29,370.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.31 : 57,450.48 = 19,581.13 : x
  2. Step 2: Convert to fraction form
    38,301.31/57,450.48 = 19,581.13/x
  3. Step 3: Cross multiply
    38,301.31x = 57,450.48 × 19,581.13
  4. Step 4: Simplify right side
    38,301.31x = 1,124,945,317.44
  5. Step 5: Solve for x
    x = 1,124,945,317.44/38,301.31
  6. Step 6: Final answer
    x = 29,370.94

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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.