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Finding the Fourth Proportional to 48,669.52, 73,004.88 and 19,101.28

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Solution

The fourth proportional to 48,669.52, 73,004.88 and 19,101.28 is: 28,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.52 : 73,004.88 = 19,101.28 : x
  2. Step 2: Convert to fraction form
    48,669.52/73,004.88 = 19,101.28/x
  3. Step 3: Cross multiply
    48,669.52x = 73,004.88 × 19,101.28
  4. Step 4: Simplify right side
    48,669.52x = 1,394,486,654.25
  5. Step 5: Solve for x
    x = 1,394,486,654.25/48,669.52
  6. Step 6: Final answer
    x = 28,652.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.