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Finding the Fourth Proportional to 48,987.59, 73,472.72 and 22,327.60

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Solution

The fourth proportional to 48,987.59, 73,472.72 and 22,327.60 is: 33,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,987.59 : 73,472.72 = 22,327.60 : x
  2. Step 2: Convert to fraction form
    48,987.59/73,472.72 = 22,327.60/x
  3. Step 3: Cross multiply
    48,987.59x = 73,472.72 × 22,327.60
  4. Step 4: Simplify right side
    48,987.59x = 1,640,469,471.11
  5. Step 5: Solve for x
    x = 1,640,469,471.11/48,987.59
  6. Step 6: Final answer
    x = 33,487.45

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1.5x scale

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.