Home / 11,449.23-17,144.67-5,590.50

Finding the Fourth Proportional to 11,449.23, 17,144.67 and 5,590.50

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Solution

The fourth proportional to 11,449.23, 17,144.67 and 5,590.50 is: 8,371.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.23 : 17,144.67 = 5,590.50 : x
  2. Step 2: Convert to fraction form
    11,449.23/17,144.67 = 5,590.50/x
  3. Step 3: Cross multiply
    11,449.23x = 17,144.67 × 5,590.50
  4. Step 4: Simplify right side
    11,449.23x = 95,847,277.64
  5. Step 5: Solve for x
    x = 95,847,277.64/11,449.23
  6. Step 6: Final answer
    x = 8,371.50

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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.