Home / 12,065.20-18,090.60-6,233.20

Finding the Fourth Proportional to 12,065.20, 18,090.60 and 6,233.20

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Solution

The fourth proportional to 12,065.20, 18,090.60 and 6,233.20 is: 9,346.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.20 : 18,090.60 = 6,233.20 : x
  2. Step 2: Convert to fraction form
    12,065.20/18,090.60 = 6,233.20/x
  3. Step 3: Cross multiply
    12,065.20x = 18,090.60 × 6,233.20
  4. Step 4: Simplify right side
    12,065.20x = 112,762,327.92
  5. Step 5: Solve for x
    x = 112,762,327.92/12,065.20
  6. Step 6: Final answer
    x = 9,346.08

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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.