Home / 11,008.44-16,518.78-8,548.20

Finding the Fourth Proportional to 11,008.44, 16,518.78 and 8,548.20

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Solution

The fourth proportional to 11,008.44, 16,518.78 and 8,548.20 is: 12,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.44 : 16,518.78 = 8,548.20 : x
  2. Step 2: Convert to fraction form
    11,008.44/16,518.78 = 8,548.20/x
  3. Step 3: Cross multiply
    11,008.44x = 16,518.78 × 8,548.20
  4. Step 4: Simplify right side
    11,008.44x = 141,205,835.20
  5. Step 5: Solve for x
    x = 141,205,835.20/11,008.44
  6. Step 6: Final answer
    x = 12,827.05

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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.