Home / 18,682.19-28,023.38-5,534.67

Finding the Fourth Proportional to 18,682.19, 28,023.38 and 5,534.67

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Solution

The fourth proportional to 18,682.19, 28,023.38 and 5,534.67 is: 8,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682.19 : 28,023.38 = 5,534.67 : x
  2. Step 2: Convert to fraction form
    18,682.19/28,023.38 = 5,534.67/x
  3. Step 3: Cross multiply
    18,682.19x = 28,023.38 × 5,534.67
  4. Step 4: Simplify right side
    18,682.19x = 155,100,174.42
  5. Step 5: Solve for x
    x = 155,100,174.42/18,682.19
  6. Step 6: Final answer
    x = 8,302.04

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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.