Home / 38,260.76-57,408.44-19,531.13

Finding the Fourth Proportional to 38,260.76, 57,408.44 and 19,531.13

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Solution

The fourth proportional to 38,260.76, 57,408.44 and 19,531.13 is: 29,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.76 : 57,408.44 = 19,531.13 : x
  2. Step 2: Convert to fraction form
    38,260.76/57,408.44 = 19,531.13/x
  3. Step 3: Cross multiply
    38,260.76x = 57,408.44 × 19,531.13
  4. Step 4: Simplify right side
    38,260.76x = 1,121,251,320.04
  5. Step 5: Solve for x
    x = 1,121,251,320.04/38,260.76
  6. Step 6: Final answer
    x = 29,305.52

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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.