Home / 36,778.74-55,098.49-21,740.83

Finding the Fourth Proportional to 36,778.74, 55,098.49 and 21,740.83

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Solution

The fourth proportional to 36,778.74, 55,098.49 and 21,740.83 is: 32,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.74 : 55,098.49 = 21,740.83 : x
  2. Step 2: Convert to fraction form
    36,778.74/55,098.49 = 21,740.83/x
  3. Step 3: Cross multiply
    36,778.74x = 55,098.49 × 21,740.83
  4. Step 4: Simplify right side
    36,778.74x = 1,197,886,904.35
  5. Step 5: Solve for x
    x = 1,197,886,904.35/36,778.74
  6. Step 6: Final answer
    x = 32,570.09

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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.