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Finding the Fourth Proportional to 12,308.30, 18,460.62 and 6,066.62

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Solution

The fourth proportional to 12,308.30, 18,460.62 and 6,066.62 is: 9,099.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308.30 : 18,460.62 = 6,066.62 : x
  2. Step 2: Convert to fraction form
    12,308.30/18,460.62 = 6,066.62/x
  3. Step 3: Cross multiply
    12,308.30x = 18,460.62 × 6,066.62
  4. Step 4: Simplify right side
    12,308.30x = 111,993,566.50
  5. Step 5: Solve for x
    x = 111,993,566.50/12,308.30
  6. Step 6: Final answer
    x = 9,099.03

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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.