Home / 27,617.04-38,109.71-16,286.00

Finding the Fourth Proportional to 27,617.04, 38,109.71 and 16,286.00

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Solution

The fourth proportional to 27,617.04, 38,109.71 and 16,286.00 is: 22,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.04 : 38,109.71 = 16,286.00 : x
  2. Step 2: Convert to fraction form
    27,617.04/38,109.71 = 16,286.00/x
  3. Step 3: Cross multiply
    27,617.04x = 38,109.71 × 16,286.00
  4. Step 4: Simplify right side
    27,617.04x = 620,654,465.08
  5. Step 5: Solve for x
    x = 620,654,465.08/27,617.04
  6. Step 6: Final answer
    x = 22,473.61

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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.