Home / 36,194.20-54,276.90-12,808.60

Finding the Fourth Proportional to 36,194.20, 54,276.90 and 12,808.60

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Solution

The fourth proportional to 36,194.20, 54,276.90 and 12,808.60 is: 19,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,194.20 : 54,276.90 = 12,808.60 : x
  2. Step 2: Convert to fraction form
    36,194.20/54,276.90 = 12,808.60/x
  3. Step 3: Cross multiply
    36,194.20x = 54,276.90 × 12,808.60
  4. Step 4: Simplify right side
    36,194.20x = 695,211,101.34
  5. Step 5: Solve for x
    x = 695,211,101.34/36,194.20
  6. Step 6: Final answer
    x = 19,207.80

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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.