Home / 36,121.93-49,848.26-20,206.37

Finding the Fourth Proportional to 36,121.93, 49,848.26 and 20,206.37

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Solution

The fourth proportional to 36,121.93, 49,848.26 and 20,206.37 is: 27,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.93 : 49,848.26 = 20,206.37 : x
  2. Step 2: Convert to fraction form
    36,121.93/49,848.26 = 20,206.37/x
  3. Step 3: Cross multiply
    36,121.93x = 49,848.26 × 20,206.37
  4. Step 4: Simplify right side
    36,121.93x = 1,007,252,409.00
  5. Step 5: Solve for x
    x = 1,007,252,409.00/36,121.93
  6. Step 6: Final answer
    x = 27,884.79

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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.