Home / 17,161.04-23,676.96-11,190.50

Finding the Fourth Proportional to 17,161.04, 23,676.96 and 11,190.50

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Solution

The fourth proportional to 17,161.04, 23,676.96 and 11,190.50 is: 15,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.04 : 23,676.96 = 11,190.50 : x
  2. Step 2: Convert to fraction form
    17,161.04/23,676.96 = 11,190.50/x
  3. Step 3: Cross multiply
    17,161.04x = 23,676.96 × 11,190.50
  4. Step 4: Simplify right side
    17,161.04x = 264,957,020.88
  5. Step 5: Solve for x
    x = 264,957,020.88/17,161.04
  6. Step 6: Final answer
    x = 15,439.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.