Home / 27,619.24-38,107.92-16,287.85

Finding the Fourth Proportional to 27,619.24, 38,107.92 and 16,287.85

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Solution

The fourth proportional to 27,619.24, 38,107.92 and 16,287.85 is: 22,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.24 : 38,107.92 = 16,287.85 : x
  2. Step 2: Convert to fraction form
    27,619.24/38,107.92 = 16,287.85/x
  3. Step 3: Cross multiply
    27,619.24x = 38,107.92 × 16,287.85
  4. Step 4: Simplify right side
    27,619.24x = 620,696,084.77
  5. Step 5: Solve for x
    x = 620,696,084.77/27,619.24
  6. Step 6: Final answer
    x = 22,473.32

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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.