Home / 16,777.20-25,194.60-11,881.20

Finding the Fourth Proportional to 16,777.20, 25,194.60 and 11,881.20

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Solution

The fourth proportional to 16,777.20, 25,194.60 and 11,881.20 is: 17,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.20 : 25,194.60 = 11,881.20 : x
  2. Step 2: Convert to fraction form
    16,777.20/25,194.60 = 11,881.20/x
  3. Step 3: Cross multiply
    16,777.20x = 25,194.60 × 11,881.20
  4. Step 4: Simplify right side
    16,777.20x = 299,342,081.52
  5. Step 5: Solve for x
    x = 299,342,081.52/16,777.20
  6. Step 6: Final answer
    x = 17,842.20

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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.