Home / 12,133.36-18,189.22-4,736.10

Finding the Fourth Proportional to 12,133.36, 18,189.22 and 4,736.10

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Solution

The fourth proportional to 12,133.36, 18,189.22 and 4,736.10 is: 7,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.36 : 18,189.22 = 4,736.10 : x
  2. Step 2: Convert to fraction form
    12,133.36/18,189.22 = 4,736.10/x
  3. Step 3: Cross multiply
    12,133.36x = 18,189.22 × 4,736.10
  4. Step 4: Simplify right side
    12,133.36x = 86,145,964.84
  5. Step 5: Solve for x
    x = 86,145,964.84/12,133.36
  6. Step 6: Final answer
    x = 7,099.93

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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.