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Finding the Fourth Proportional to 18,682.06, 28,023.02 and 6,203.02

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Solution

The fourth proportional to 18,682.06, 28,023.02 and 6,203.02 is: 9,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682.06 : 28,023.02 = 6,203.02 : x
  2. Step 2: Convert to fraction form
    18,682.06/28,023.02 = 6,203.02/x
  3. Step 3: Cross multiply
    18,682.06x = 28,023.02 × 6,203.02
  4. Step 4: Simplify right side
    18,682.06x = 173,827,353.52
  5. Step 5: Solve for x
    x = 173,827,353.52/18,682.06
  6. Step 6: Final answer
    x = 9,304.51

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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.