Home / 36,027.36-49,717.80-20,111.80

Finding the Fourth Proportional to 36,027.36, 49,717.80 and 20,111.80

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Solution

The fourth proportional to 36,027.36, 49,717.80 and 20,111.80 is: 27,754.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,027.36 : 49,717.80 = 20,111.80 : x
  2. Step 2: Convert to fraction form
    36,027.36/49,717.80 = 20,111.80/x
  3. Step 3: Cross multiply
    36,027.36x = 49,717.80 × 20,111.80
  4. Step 4: Simplify right side
    36,027.36x = 999,914,450.04
  5. Step 5: Solve for x
    x = 999,914,450.04/36,027.36
  6. Step 6: Final answer
    x = 27,754.31

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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.