Home / 49,141.64-73,709.90-15,861.08

Finding the Fourth Proportional to 49,141.64, 73,709.90 and 15,861.08

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Solution

The fourth proportional to 49,141.64, 73,709.90 and 15,861.08 is: 23,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,141.64 : 73,709.90 = 15,861.08 : x
  2. Step 2: Convert to fraction form
    49,141.64/73,709.90 = 15,861.08/x
  3. Step 3: Cross multiply
    49,141.64x = 73,709.90 × 15,861.08
  4. Step 4: Simplify right side
    49,141.64x = 1,169,118,620.69
  5. Step 5: Solve for x
    x = 1,169,118,620.69/49,141.64
  6. Step 6: Final answer
    x = 23,790.79

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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.