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Finding the Fourth Proportional to 51,772.04, 71,471.28 and 33,894.44

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Solution

The fourth proportional to 51,772.04, 71,471.28 and 33,894.44 is: 46,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.04 : 71,471.28 = 33,894.44 : x
  2. Step 2: Convert to fraction form
    51,772.04/71,471.28 = 33,894.44/x
  3. Step 3: Cross multiply
    51,772.04x = 71,471.28 × 33,894.44
  4. Step 4: Simplify right side
    51,772.04x = 2,422,479,011.68
  5. Step 5: Solve for x
    x = 2,422,479,011.68/51,772.04
  6. Step 6: Final answer
    x = 46,791.26

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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.