Home / 12,055.24-16,601.79-11,305.18

Finding the Fourth Proportional to 12,055.24, 16,601.79 and 11,305.18

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Solution

The fourth proportional to 12,055.24, 16,601.79 and 11,305.18 is: 15,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.24 : 16,601.79 = 11,305.18 : x
  2. Step 2: Convert to fraction form
    12,055.24/16,601.79 = 11,305.18/x
  3. Step 3: Cross multiply
    12,055.24x = 16,601.79 × 11,305.18
  4. Step 4: Simplify right side
    12,055.24x = 187,686,224.27
  5. Step 5: Solve for x
    x = 187,686,224.27/12,055.24
  6. Step 6: Final answer
    x = 15,568.85

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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.