Home / 36,388.20-54,566.10-16,672.80

Finding the Fourth Proportional to 36,388.20, 54,566.10 and 16,672.80

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Solution

The fourth proportional to 36,388.20, 54,566.10 and 16,672.80 is: 25,001.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388.20 : 54,566.10 = 16,672.80 : x
  2. Step 2: Convert to fraction form
    36,388.20/54,566.10 = 16,672.80/x
  3. Step 3: Cross multiply
    36,388.20x = 54,566.10 × 16,672.80
  4. Step 4: Simplify right side
    36,388.20x = 909,769,672.08
  5. Step 5: Solve for x
    x = 909,769,672.08/36,388.20
  6. Step 6: Final answer
    x = 25,001.78

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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.