Home / 38,183.48-57,261.49-13,216.76

Finding the Fourth Proportional to 38,183.48, 57,261.49 and 13,216.76

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Solution

The fourth proportional to 38,183.48, 57,261.49 and 13,216.76 is: 19,820.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,183.48 : 57,261.49 = 13,216.76 : x
  2. Step 2: Convert to fraction form
    38,183.48/57,261.49 = 13,216.76/x
  3. Step 3: Cross multiply
    38,183.48x = 57,261.49 × 13,216.76
  4. Step 4: Simplify right side
    38,183.48x = 756,811,370.57
  5. Step 5: Solve for x
    x = 756,811,370.57/38,183.48
  6. Step 6: Final answer
    x = 19,820.39

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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.