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Finding the Fourth Proportional to 9,910.60, 14,844.30 and 9,910.60

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Solution

The fourth proportional to 9,910.60, 14,844.30 and 9,910.60 is: 14,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.60 : 14,844.30 = 9,910.60 : x
  2. Step 2: Convert to fraction form
    9,910.60/14,844.30 = 9,910.60/x
  3. Step 3: Cross multiply
    9,910.60x = 14,844.30 × 9,910.60
  4. Step 4: Simplify right side
    9,910.60x = 147,115,919.58
  5. Step 5: Solve for x
    x = 147,115,919.58/9,910.60
  6. Step 6: Final answer
    x = 14,844.30

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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.