Home / 18,451.08-27,673.63-5,300.46

Finding the Fourth Proportional to 18,451.08, 27,673.63 and 5,300.46

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Solution

The fourth proportional to 18,451.08, 27,673.63 and 5,300.46 is: 7,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.08 : 27,673.63 = 5,300.46 : x
  2. Step 2: Convert to fraction form
    18,451.08/27,673.63 = 5,300.46/x
  3. Step 3: Cross multiply
    18,451.08x = 27,673.63 × 5,300.46
  4. Step 4: Simplify right side
    18,451.08x = 146,682,968.87
  5. Step 5: Solve for x
    x = 146,682,968.87/18,451.08
  6. Step 6: Final answer
    x = 7,949.83

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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.