Home / 11,214.60-16,858.35-9,610.80

Finding the Fourth Proportional to 11,214.60, 16,858.35 and 9,610.80

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Solution

The fourth proportional to 11,214.60, 16,858.35 and 9,610.80 is: 14,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.60 : 16,858.35 = 9,610.80 : x
  2. Step 2: Convert to fraction form
    11,214.60/16,858.35 = 9,610.80/x
  3. Step 3: Cross multiply
    11,214.60x = 16,858.35 × 9,610.80
  4. Step 4: Simplify right side
    11,214.60x = 162,022,230.18
  5. Step 5: Solve for x
    x = 162,022,230.18/11,214.60
  6. Step 6: Final answer
    x = 14,447.44

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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.