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Finding the Fourth Proportional to 48,244, 66,588.24 and 28,383.52

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Solution

The fourth proportional to 48,244, 66,588.24 and 28,383.52 is: 39,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,244 : 66,588.24 = 28,383.52 : x
  2. Step 2: Convert to fraction form
    48,244/66,588.24 = 28,383.52/x
  3. Step 3: Cross multiply
    48,244x = 66,588.24 × 28,383.52
  4. Step 4: Simplify right side
    48,244x = 1,890,008,641.80
  5. Step 5: Solve for x
    x = 1,890,008,641.80/48,244
  6. Step 6: Final answer
    x = 39,176.04

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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.