Home / 49,261.80-73,878.30-17,668.20

Finding the Fourth Proportional to 49,261.80, 73,878.30 and 17,668.20

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Solution

The fourth proportional to 49,261.80, 73,878.30 and 17,668.20 is: 26,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,261.80 : 73,878.30 = 17,668.20 : x
  2. Step 2: Convert to fraction form
    49,261.80/73,878.30 = 17,668.20/x
  3. Step 3: Cross multiply
    49,261.80x = 73,878.30 × 17,668.20
  4. Step 4: Simplify right side
    49,261.80x = 1,305,296,580.06
  5. Step 5: Solve for x
    x = 1,305,296,580.06/49,261.80
  6. Step 6: Final answer
    x = 26,497.14

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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.