Home / 16,399.11-22,627.94-9,228.03

Finding the Fourth Proportional to 16,399.11, 22,627.94 and 9,228.03

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Solution

The fourth proportional to 16,399.11, 22,627.94 and 9,228.03 is: 12,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.11 : 22,627.94 = 9,228.03 : x
  2. Step 2: Convert to fraction form
    16,399.11/22,627.94 = 9,228.03/x
  3. Step 3: Cross multiply
    16,399.11x = 22,627.94 × 9,228.03
  4. Step 4: Simplify right side
    16,399.11x = 208,811,309.16
  5. Step 5: Solve for x
    x = 208,811,309.16/16,399.11
  6. Step 6: Final answer
    x = 12,733.09

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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.