Home / 36,633.75-50,554.58-20,717.87

Finding the Fourth Proportional to 36,633.75, 50,554.58 and 20,717.87

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Solution

The fourth proportional to 36,633.75, 50,554.58 and 20,717.87 is: 28,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,633.75 : 50,554.58 = 20,717.87 : x
  2. Step 2: Convert to fraction form
    36,633.75/50,554.58 = 20,717.87/x
  3. Step 3: Cross multiply
    36,633.75x = 50,554.58 × 20,717.87
  4. Step 4: Simplify right side
    36,633.75x = 1,047,382,859.98
  5. Step 5: Solve for x
    x = 1,047,382,859.98/36,633.75
  6. Step 6: Final answer
    x = 28,590.65

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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.