Home / 38,328.89-57,494.96-13,371.44

Finding the Fourth Proportional to 38,328.89, 57,494.96 and 13,371.44

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Solution

The fourth proportional to 38,328.89, 57,494.96 and 13,371.44 is: 20,057.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.89 : 57,494.96 = 13,371.44 : x
  2. Step 2: Convert to fraction form
    38,328.89/57,494.96 = 13,371.44/x
  3. Step 3: Cross multiply
    38,328.89x = 57,494.96 × 13,371.44
  4. Step 4: Simplify right side
    38,328.89x = 768,790,341.09
  5. Step 5: Solve for x
    x = 768,790,341.09/38,328.89
  6. Step 6: Final answer
    x = 20,057.73

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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.