Home / 38,859.44-58,286.28-15,491.12

Finding the Fourth Proportional to 38,859.44, 58,286.28 and 15,491.12

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Solution

The fourth proportional to 38,859.44, 58,286.28 and 15,491.12 is: 23,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,859.44 : 58,286.28 = 15,491.12 : x
  2. Step 2: Convert to fraction form
    38,859.44/58,286.28 = 15,491.12/x
  3. Step 3: Cross multiply
    38,859.44x = 58,286.28 × 15,491.12
  4. Step 4: Simplify right side
    38,859.44x = 902,919,757.83
  5. Step 5: Solve for x
    x = 902,919,757.83/38,859.44
  6. Step 6: Final answer
    x = 23,235.53

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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.