Home / 11,091.24-16,618.54-9,948.04

Finding the Fourth Proportional to 11,091.24, 16,618.54 and 9,948.04

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Solution

The fourth proportional to 11,091.24, 16,618.54 and 9,948.04 is: 14,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.24 : 16,618.54 = 9,948.04 : x
  2. Step 2: Convert to fraction form
    11,091.24/16,618.54 = 9,948.04/x
  3. Step 3: Cross multiply
    11,091.24x = 16,618.54 × 9,948.04
  4. Step 4: Simplify right side
    11,091.24x = 165,321,900.66
  5. Step 5: Solve for x
    x = 165,321,900.66/11,091.24
  6. Step 6: Final answer
    x = 14,905.63

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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.