Home / 66,313.32-99,469.92-19,562.52

Finding the Fourth Proportional to 66,313.32, 99,469.92 and 19,562.52

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Solution

The fourth proportional to 66,313.32, 99,469.92 and 19,562.52 is: 29,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313.32 : 99,469.92 = 19,562.52 : x
  2. Step 2: Convert to fraction form
    66,313.32/99,469.92 = 19,562.52/x
  3. Step 3: Cross multiply
    66,313.32x = 99,469.92 × 19,562.52
  4. Step 4: Simplify right side
    66,313.32x = 1,945,882,299.40
  5. Step 5: Solve for x
    x = 1,945,882,299.40/66,313.32
  6. Step 6: Final answer
    x = 29,343.76

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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.