Home / 38,083.92-57,110.16-14,387.44

Finding the Fourth Proportional to 38,083.92, 57,110.16 and 14,387.44

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Solution

The fourth proportional to 38,083.92, 57,110.16 and 14,387.44 is: 21,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,083.92 : 57,110.16 = 14,387.44 : x
  2. Step 2: Convert to fraction form
    38,083.92/57,110.16 = 14,387.44/x
  3. Step 3: Cross multiply
    38,083.92x = 57,110.16 × 14,387.44
  4. Step 4: Simplify right side
    38,083.92x = 821,669,000.39
  5. Step 5: Solve for x
    x = 821,669,000.39/38,083.92
  6. Step 6: Final answer
    x = 21,575.22

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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.