Home / 36,745.84-55,119.06-11,785.93

Finding the Fourth Proportional to 36,745.84, 55,119.06 and 11,785.93

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Solution

The fourth proportional to 36,745.84, 55,119.06 and 11,785.93 is: 17,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,745.84 : 55,119.06 = 11,785.93 : x
  2. Step 2: Convert to fraction form
    36,745.84/55,119.06 = 11,785.93/x
  3. Step 3: Cross multiply
    36,745.84x = 55,119.06 × 11,785.93
  4. Step 4: Simplify right side
    36,745.84x = 649,629,382.83
  5. Step 5: Solve for x
    x = 649,629,382.83/36,745.84
  6. Step 6: Final answer
    x = 17,678.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.