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Finding the Fourth Proportional to 49,052.80, 73,579.20 and 16,220.80

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Solution

The fourth proportional to 49,052.80, 73,579.20 and 16,220.80 is: 24,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,052.80 : 73,579.20 = 16,220.80 : x
  2. Step 2: Convert to fraction form
    49,052.80/73,579.20 = 16,220.80/x
  3. Step 3: Cross multiply
    49,052.80x = 73,579.20 × 16,220.80
  4. Step 4: Simplify right side
    49,052.80x = 1,193,513,487.36
  5. Step 5: Solve for x
    x = 1,193,513,487.36/49,052.80
  6. Step 6: Final answer
    x = 24,331.20

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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.