Home / 12,241.10-16,896.52-9,727.68

Finding the Fourth Proportional to 12,241.10, 16,896.52 and 9,727.68

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Solution

The fourth proportional to 12,241.10, 16,896.52 and 9,727.68 is: 13,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.10 : 16,896.52 = 9,727.68 : x
  2. Step 2: Convert to fraction form
    12,241.10/16,896.52 = 9,727.68/x
  3. Step 3: Cross multiply
    12,241.10x = 16,896.52 × 9,727.68
  4. Step 4: Simplify right side
    12,241.10x = 164,363,939.67
  5. Step 5: Solve for x
    x = 164,363,939.67/12,241.10
  6. Step 6: Final answer
    x = 13,427.22

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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.