Home / 12,236.00-16,896.02-7,767.68

Finding the Fourth Proportional to 12,236.00, 16,896.02 and 7,767.68

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Solution

The fourth proportional to 12,236.00, 16,896.02 and 7,767.68 is: 10,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.00 : 16,896.02 = 7,767.68 : x
  2. Step 2: Convert to fraction form
    12,236.00/16,896.02 = 7,767.68/x
  3. Step 3: Cross multiply
    12,236.00x = 16,896.02 × 7,767.68
  4. Step 4: Simplify right side
    12,236.00x = 131,242,753.32
  5. Step 5: Solve for x
    x = 131,242,753.32/12,236.00
  6. Step 6: Final answer
    x = 10,725.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.