Home / 51,619.33-71,240.07-28,964.44

Finding the Fourth Proportional to 51,619.33, 71,240.07 and 28,964.44

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Solution

The fourth proportional to 51,619.33, 71,240.07 and 28,964.44 is: 39,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.33 : 71,240.07 = 28,964.44 : x
  2. Step 2: Convert to fraction form
    51,619.33/71,240.07 = 28,964.44/x
  3. Step 3: Cross multiply
    51,619.33x = 71,240.07 × 28,964.44
  4. Step 4: Simplify right side
    51,619.33x = 2,063,428,733.11
  5. Step 5: Solve for x
    x = 2,063,428,733.11/51,619.33
  6. Step 6: Final answer
    x = 39,973.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.