Home / 12,249.96-16,911.87-9,373.27

Finding the Fourth Proportional to 12,249.96, 16,911.87 and 9,373.27

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Solution

The fourth proportional to 12,249.96, 16,911.87 and 9,373.27 is: 12,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249.96 : 16,911.87 = 9,373.27 : x
  2. Step 2: Convert to fraction form
    12,249.96/16,911.87 = 9,373.27/x
  3. Step 3: Cross multiply
    12,249.96x = 16,911.87 × 9,373.27
  4. Step 4: Simplify right side
    12,249.96x = 158,519,439.16
  5. Step 5: Solve for x
    x = 158,519,439.16/12,249.96
  6. Step 6: Final answer
    x = 12,940.40

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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.