Home / 36,153.77-49,891.82-20,238.35

Finding the Fourth Proportional to 36,153.77, 49,891.82 and 20,238.35

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Solution

The fourth proportional to 36,153.77, 49,891.82 and 20,238.35 is: 27,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153.77 : 49,891.82 = 20,238.35 : x
  2. Step 2: Convert to fraction form
    36,153.77/49,891.82 = 20,238.35/x
  3. Step 3: Cross multiply
    36,153.77x = 49,891.82 × 20,238.35
  4. Step 4: Simplify right side
    36,153.77x = 1,009,727,764.65
  5. Step 5: Solve for x
    x = 1,009,727,764.65/36,153.77
  6. Step 6: Final answer
    x = 27,928.70

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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.