Home / 38,502.39-57,781.23-16,321.98

Finding the Fourth Proportional to 38,502.39, 57,781.23 and 16,321.98

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Solution

The fourth proportional to 38,502.39, 57,781.23 and 16,321.98 is: 24,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502.39 : 57,781.23 = 16,321.98 : x
  2. Step 2: Convert to fraction form
    38,502.39/57,781.23 = 16,321.98/x
  3. Step 3: Cross multiply
    38,502.39x = 57,781.23 × 16,321.98
  4. Step 4: Simplify right side
    38,502.39x = 943,104,080.44
  5. Step 5: Solve for x
    x = 943,104,080.44/38,502.39
  6. Step 6: Final answer
    x = 24,494.69

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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.