Home / 36,022.46-49,710.86-20,106.77

Finding the Fourth Proportional to 36,022.46, 49,710.86 and 20,106.77

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Solution

The fourth proportional to 36,022.46, 49,710.86 and 20,106.77 is: 27,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.46 : 49,710.86 = 20,106.77 : x
  2. Step 2: Convert to fraction form
    36,022.46/49,710.86 = 20,106.77/x
  3. Step 3: Cross multiply
    36,022.46x = 49,710.86 × 20,106.77
  4. Step 4: Simplify right side
    36,022.46x = 999,524,667.93
  5. Step 5: Solve for x
    x = 999,524,667.93/36,022.46
  6. Step 6: Final answer
    x = 27,747.27

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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.