Home / 18,500.16-27,749.43-5,352.24

Finding the Fourth Proportional to 18,500.16, 27,749.43 and 5,352.24

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Solution

The fourth proportional to 18,500.16, 27,749.43 and 5,352.24 is: 8,028.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.16 : 27,749.43 = 5,352.24 : x
  2. Step 2: Convert to fraction form
    18,500.16/27,749.43 = 5,352.24/x
  3. Step 3: Cross multiply
    18,500.16x = 27,749.43 × 5,352.24
  4. Step 4: Simplify right side
    18,500.16x = 148,521,609.22
  5. Step 5: Solve for x
    x = 148,521,609.22/18,500.16
  6. Step 6: Final answer
    x = 8,028.13

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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.