Home / 51,473.44-71,033.59-28,812.88

Finding the Fourth Proportional to 51,473.44, 71,033.59 and 28,812.88

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Solution

The fourth proportional to 51,473.44, 71,033.59 and 28,812.88 is: 39,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,473.44 : 71,033.59 = 28,812.88 : x
  2. Step 2: Convert to fraction form
    51,473.44/71,033.59 = 28,812.88/x
  3. Step 3: Cross multiply
    51,473.44x = 71,033.59 × 28,812.88
  4. Step 4: Simplify right side
    51,473.44x = 2,046,682,304.64
  5. Step 5: Solve for x
    x = 2,046,682,304.64/51,473.44
  6. Step 6: Final answer
    x = 39,761.91

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1.5x scale

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.