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Finding the Fourth Proportional to 50,505.48, 69,698.03 and 27,845.28

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Solution

The fourth proportional to 50,505.48, 69,698.03 and 27,845.28 is: 38,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505.48 : 69,698.03 = 27,845.28 : x
  2. Step 2: Convert to fraction form
    50,505.48/69,698.03 = 27,845.28/x
  3. Step 3: Cross multiply
    50,505.48x = 69,698.03 × 27,845.28
  4. Step 4: Simplify right side
    50,505.48x = 1,940,761,160.80
  5. Step 5: Solve for x
    x = 1,940,761,160.80/50,505.48
  6. Step 6: Final answer
    x = 38,426.74

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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.