Home / 36,021.24-49,710.06-20,106.36

Finding the Fourth Proportional to 36,021.24, 49,710.06 and 20,106.36

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Solution

The fourth proportional to 36,021.24, 49,710.06 and 20,106.36 is: 27,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.24 : 49,710.06 = 20,106.36 : x
  2. Step 2: Convert to fraction form
    36,021.24/49,710.06 = 20,106.36/x
  3. Step 3: Cross multiply
    36,021.24x = 49,710.06 × 20,106.36
  4. Step 4: Simplify right side
    36,021.24x = 999,488,361.98
  5. Step 5: Solve for x
    x = 999,488,361.98/36,021.24
  6. Step 6: Final answer
    x = 27,747.19

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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.