Home / 11,254.20-16,881.30-9,067.20

Finding the Fourth Proportional to 11,254.20, 16,881.30 and 9,067.20

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Solution

The fourth proportional to 11,254.20, 16,881.30 and 9,067.20 is: 13,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.20 : 16,881.30 = 9,067.20 : x
  2. Step 2: Convert to fraction form
    11,254.20/16,881.30 = 9,067.20/x
  3. Step 3: Cross multiply
    11,254.20x = 16,881.30 × 9,067.20
  4. Step 4: Simplify right side
    11,254.20x = 153,066,123.36
  5. Step 5: Solve for x
    x = 153,066,123.36/11,254.20
  6. Step 6: Final answer
    x = 13,600.80

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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.