Home / 49,047.72-73,563.32-13,979.04

Finding the Fourth Proportional to 49,047.72, 73,563.32 and 13,979.04

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Solution

The fourth proportional to 49,047.72, 73,563.32 and 13,979.04 is: 20,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,047.72 : 73,563.32 = 13,979.04 : x
  2. Step 2: Convert to fraction form
    49,047.72/73,563.32 = 13,979.04/x
  3. Step 3: Cross multiply
    49,047.72x = 73,563.32 × 13,979.04
  4. Step 4: Simplify right side
    49,047.72x = 1,028,344,592.81
  5. Step 5: Solve for x
    x = 1,028,344,592.81/49,047.72
  6. Step 6: Final answer
    x = 20,966.21

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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.