Home / 49,302.18-73,899.94-19,687.45

Finding the Fourth Proportional to 49,302.18, 73,899.94 and 19,687.45

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Solution

The fourth proportional to 49,302.18, 73,899.94 and 19,687.45 is: 29,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302.18 : 73,899.94 = 19,687.45 : x
  2. Step 2: Convert to fraction form
    49,302.18/73,899.94 = 19,687.45/x
  3. Step 3: Cross multiply
    49,302.18x = 73,899.94 × 19,687.45
  4. Step 4: Simplify right side
    49,302.18x = 1,454,901,373.75
  5. Step 5: Solve for x
    x = 1,454,901,373.75/49,302.18
  6. Step 6: Final answer
    x = 29,509.88

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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.