Home / 19,082.42-28,623.90-8,682.02

Finding the Fourth Proportional to 19,082.42, 28,623.90 and 8,682.02

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Solution

The fourth proportional to 19,082.42, 28,623.90 and 8,682.02 is: 13,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.42 : 28,623.90 = 8,682.02 : x
  2. Step 2: Convert to fraction form
    19,082.42/28,623.90 = 8,682.02/x
  3. Step 3: Cross multiply
    19,082.42x = 28,623.90 × 8,682.02
  4. Step 4: Simplify right side
    19,082.42x = 248,513,272.28
  5. Step 5: Solve for x
    x = 248,513,272.28/19,082.42
  6. Step 6: Final answer
    x = 13,023.15

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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.