Home / 10,156.14-15,236.67-3,230.64

Finding the Fourth Proportional to 10,156.14, 15,236.67 and 3,230.64

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Solution

The fourth proportional to 10,156.14, 15,236.67 and 3,230.64 is: 4,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.14 : 15,236.67 = 3,230.64 : x
  2. Step 2: Convert to fraction form
    10,156.14/15,236.67 = 3,230.64/x
  3. Step 3: Cross multiply
    10,156.14x = 15,236.67 × 3,230.64
  4. Step 4: Simplify right side
    10,156.14x = 49,224,195.57
  5. Step 5: Solve for x
    x = 49,224,195.57/10,156.14
  6. Step 6: Final answer
    x = 4,846.74

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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.