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Finding the Fourth Proportional to 11,093.88, 16,630.02 and 9,018.12

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Solution

The fourth proportional to 11,093.88, 16,630.02 and 9,018.12 is: 13,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.88 : 16,630.02 = 9,018.12 : x
  2. Step 2: Convert to fraction form
    11,093.88/16,630.02 = 9,018.12/x
  3. Step 3: Cross multiply
    11,093.88x = 16,630.02 × 9,018.12
  4. Step 4: Simplify right side
    11,093.88x = 149,971,515.96
  5. Step 5: Solve for x
    x = 149,971,515.96/11,093.88
  6. Step 6: Final answer
    x = 13,518.40

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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.