Home / 13,243.92-19,863.70-4,007.76

Finding the Fourth Proportional to 13,243.92, 19,863.70 and 4,007.76

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Solution

The fourth proportional to 13,243.92, 19,863.70 and 4,007.76 is: 6,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.92 : 19,863.70 = 4,007.76 : x
  2. Step 2: Convert to fraction form
    13,243.92/19,863.70 = 4,007.76/x
  3. Step 3: Cross multiply
    13,243.92x = 19,863.70 × 4,007.76
  4. Step 4: Simplify right side
    13,243.92x = 79,608,942.31
  5. Step 5: Solve for x
    x = 79,608,942.31/13,243.92
  6. Step 6: Final answer
    x = 6,010.98

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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.