Home / 38,050.40-57,083.38-13,087.20

Finding the Fourth Proportional to 38,050.40, 57,083.38 and 13,087.20

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Solution

The fourth proportional to 38,050.40, 57,083.38 and 13,087.20 is: 19,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,050.40 : 57,083.38 = 13,087.20 : x
  2. Step 2: Convert to fraction form
    38,050.40/57,083.38 = 13,087.20/x
  3. Step 3: Cross multiply
    38,050.40x = 57,083.38 × 13,087.20
  4. Step 4: Simplify right side
    38,050.40x = 747,061,610.74
  5. Step 5: Solve for x
    x = 747,061,610.74/38,050.40
  6. Step 6: Final answer
    x = 19,633.48

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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.