Home / 16,263.27-22,443.75-9,189.54

Finding the Fourth Proportional to 16,263.27, 22,443.75 and 9,189.54

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Solution

The fourth proportional to 16,263.27, 22,443.75 and 9,189.54 is: 12,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,263.27 : 22,443.75 = 9,189.54 : x
  2. Step 2: Convert to fraction form
    16,263.27/22,443.75 = 9,189.54/x
  3. Step 3: Cross multiply
    16,263.27x = 22,443.75 × 9,189.54
  4. Step 4: Simplify right side
    16,263.27x = 206,247,738.38
  5. Step 5: Solve for x
    x = 206,247,738.38/16,263.27
  6. Step 6: Final answer
    x = 12,681.81

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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.