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Finding the Fourth Proportional to 48,392.82, 66,782.88 and 27,171.63

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Solution

The fourth proportional to 48,392.82, 66,782.88 and 27,171.63 is: 37,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,392.82 : 66,782.88 = 27,171.63 : x
  2. Step 2: Convert to fraction form
    48,392.82/66,782.88 = 27,171.63/x
  3. Step 3: Cross multiply
    48,392.82x = 66,782.88 × 27,171.63
  4. Step 4: Simplify right side
    48,392.82x = 1,814,599,705.69
  5. Step 5: Solve for x
    x = 1,814,599,705.69/48,392.82
  6. Step 6: Final answer
    x = 37,497.29

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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.