Home / 18,383.54-27,575.33-5,235.93

Finding the Fourth Proportional to 18,383.54, 27,575.33 and 5,235.93

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Solution

The fourth proportional to 18,383.54, 27,575.33 and 5,235.93 is: 7,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.54 : 27,575.33 = 5,235.93 : x
  2. Step 2: Convert to fraction form
    18,383.54/27,575.33 = 5,235.93/x
  3. Step 3: Cross multiply
    18,383.54x = 27,575.33 × 5,235.93
  4. Step 4: Simplify right side
    18,383.54x = 144,382,471.43
  5. Step 5: Solve for x
    x = 144,382,471.43/18,383.54
  6. Step 6: Final answer
    x = 7,853.90

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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.