Home / 18,300.72-27,450.96-5,822.08

Finding the Fourth Proportional to 18,300.72, 27,450.96 and 5,822.08

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Solution

The fourth proportional to 18,300.72, 27,450.96 and 5,822.08 is: 8,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.72 : 27,450.96 = 5,822.08 : x
  2. Step 2: Convert to fraction form
    18,300.72/27,450.96 = 5,822.08/x
  3. Step 3: Cross multiply
    18,300.72x = 27,450.96 × 5,822.08
  4. Step 4: Simplify right side
    18,300.72x = 159,821,685.20
  5. Step 5: Solve for x
    x = 159,821,685.20/18,300.72
  6. Step 6: Final answer
    x = 8,733.08

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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.