Home / 38,276.82-57,418.11-10,196.76

Finding the Fourth Proportional to 38,276.82, 57,418.11 and 10,196.76

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Solution

The fourth proportional to 38,276.82, 57,418.11 and 10,196.76 is: 15,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.82 : 57,418.11 = 10,196.76 : x
  2. Step 2: Convert to fraction form
    38,276.82/57,418.11 = 10,196.76/x
  3. Step 3: Cross multiply
    38,276.82x = 57,418.11 × 10,196.76
  4. Step 4: Simplify right side
    38,276.82x = 585,478,687.32
  5. Step 5: Solve for x
    x = 585,478,687.32/38,276.82
  6. Step 6: Final answer
    x = 15,295.91

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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.