Home / 18,383.08-27,552.68-12,806.23

Finding the Fourth Proportional to 18,383.08, 27,552.68 and 12,806.23

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Solution

The fourth proportional to 18,383.08, 27,552.68 and 12,806.23 is: 19,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.08 : 27,552.68 = 12,806.23 : x
  2. Step 2: Convert to fraction form
    18,383.08/27,552.68 = 12,806.23/x
  3. Step 3: Cross multiply
    18,383.08x = 27,552.68 × 12,806.23
  4. Step 4: Simplify right side
    18,383.08x = 352,845,957.20
  5. Step 5: Solve for x
    x = 352,845,957.20/18,383.08
  6. Step 6: Final answer
    x = 19,194.06

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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.