Home / 11,448.10-17,157.12-8,296.12

Finding the Fourth Proportional to 11,448.10, 17,157.12 and 8,296.12

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Solution

The fourth proportional to 11,448.10, 17,157.12 and 8,296.12 is: 12,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.10 : 17,157.12 = 8,296.12 : x
  2. Step 2: Convert to fraction form
    11,448.10/17,157.12 = 8,296.12/x
  3. Step 3: Cross multiply
    11,448.10x = 17,157.12 × 8,296.12
  4. Step 4: Simplify right side
    11,448.10x = 142,337,526.37
  5. Step 5: Solve for x
    x = 142,337,526.37/11,448.10
  6. Step 6: Final answer
    x = 12,433.29

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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.