Home / 38,286.08-57,433.56-10,206.52

Finding the Fourth Proportional to 38,286.08, 57,433.56 and 10,206.52

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Solution

The fourth proportional to 38,286.08, 57,433.56 and 10,206.52 is: 15,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,286.08 : 57,433.56 = 10,206.52 : x
  2. Step 2: Convert to fraction form
    38,286.08/57,433.56 = 10,206.52/x
  3. Step 3: Cross multiply
    38,286.08x = 57,433.56 × 10,206.52
  4. Step 4: Simplify right side
    38,286.08x = 586,196,778.81
  5. Step 5: Solve for x
    x = 586,196,778.81/38,286.08
  6. Step 6: Final answer
    x = 15,310.96

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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.