Home / 18,495.27-27,735.57-7,966.08

Finding the Fourth Proportional to 18,495.27, 27,735.57 and 7,966.08

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Solution

The fourth proportional to 18,495.27, 27,735.57 and 7,966.08 is: 11,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.27 : 27,735.57 = 7,966.08 : x
  2. Step 2: Convert to fraction form
    18,495.27/27,735.57 = 7,966.08/x
  3. Step 3: Cross multiply
    18,495.27x = 27,735.57 × 7,966.08
  4. Step 4: Simplify right side
    18,495.27x = 220,943,769.47
  5. Step 5: Solve for x
    x = 220,943,769.47/18,495.27
  6. Step 6: Final answer
    x = 11,945.96

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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.