Home / 49,153.71-73,668.97-21,040.83

Finding the Fourth Proportional to 49,153.71, 73,668.97 and 21,040.83

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Solution

The fourth proportional to 49,153.71, 73,668.97 and 21,040.83 is: 31,534.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,153.71 : 73,668.97 = 21,040.83 : x
  2. Step 2: Convert to fraction form
    49,153.71/73,668.97 = 21,040.83/x
  3. Step 3: Cross multiply
    49,153.71x = 73,668.97 × 21,040.83
  4. Step 4: Simplify right side
    49,153.71x = 1,550,056,274.05
  5. Step 5: Solve for x
    x = 1,550,056,274.05/49,153.71
  6. Step 6: Final answer
    x = 31,534.88

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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.