Home / 11,021.14-16,607.48-9,116.02

Finding the Fourth Proportional to 11,021.14, 16,607.48 and 9,116.02

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Solution

The fourth proportional to 11,021.14, 16,607.48 and 9,116.02 is: 13,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.14 : 16,607.48 = 9,116.02 : x
  2. Step 2: Convert to fraction form
    11,021.14/16,607.48 = 9,116.02/x
  3. Step 3: Cross multiply
    11,021.14x = 16,607.48 × 9,116.02
  4. Step 4: Simplify right side
    11,021.14x = 151,394,074.25
  5. Step 5: Solve for x
    x = 151,394,074.25/11,021.14
  6. Step 6: Final answer
    x = 13,736.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.