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Finding the Fourth Proportional to 36,353.20, 54,513.60 and 16,621.60

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Solution

The fourth proportional to 36,353.20, 54,513.60 and 16,621.60 is: 24,924.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,353.20 : 54,513.60 = 16,621.60 : x
  2. Step 2: Convert to fraction form
    36,353.20/54,513.60 = 16,621.60/x
  3. Step 3: Cross multiply
    36,353.20x = 54,513.60 × 16,621.60
  4. Step 4: Simplify right side
    36,353.20x = 906,103,253.76
  5. Step 5: Solve for x
    x = 906,103,253.76/36,353.20
  6. Step 6: Final answer
    x = 24,924.99

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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.