Home / 28,199.63-38,933.44-17,604.83

Finding the Fourth Proportional to 28,199.63, 38,933.44 and 17,604.83

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Solution

The fourth proportional to 28,199.63, 38,933.44 and 17,604.83 is: 24,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,199.63 : 38,933.44 = 17,604.83 : x
  2. Step 2: Convert to fraction form
    28,199.63/38,933.44 = 17,604.83/x
  3. Step 3: Cross multiply
    28,199.63x = 38,933.44 × 17,604.83
  4. Step 4: Simplify right side
    28,199.63x = 685,416,645.84
  5. Step 5: Solve for x
    x = 685,416,645.84/28,199.63
  6. Step 6: Final answer
    x = 24,305.87

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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.