Home / 11,362.12-17,020.62-8,885.34

Finding the Fourth Proportional to 11,362.12, 17,020.62 and 8,885.34

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Solution

The fourth proportional to 11,362.12, 17,020.62 and 8,885.34 is: 13,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.12 : 17,020.62 = 8,885.34 : x
  2. Step 2: Convert to fraction form
    11,362.12/17,020.62 = 8,885.34/x
  3. Step 3: Cross multiply
    11,362.12x = 17,020.62 × 8,885.34
  4. Step 4: Simplify right side
    11,362.12x = 151,233,995.71
  5. Step 5: Solve for x
    x = 151,233,995.71/11,362.12
  6. Step 6: Final answer
    x = 13,310.37

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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.