Home / 19,147.24-26,416.74-11,184.94

Finding the Fourth Proportional to 19,147.24, 26,416.74 and 11,184.94

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Solution

The fourth proportional to 19,147.24, 26,416.74 and 11,184.94 is: 15,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.24 : 26,416.74 = 11,184.94 : x
  2. Step 2: Convert to fraction form
    19,147.24/26,416.74 = 11,184.94/x
  3. Step 3: Cross multiply
    19,147.24x = 26,416.74 × 11,184.94
  4. Step 4: Simplify right side
    19,147.24x = 295,469,651.90
  5. Step 5: Solve for x
    x = 295,469,651.90/19,147.24
  6. Step 6: Final answer
    x = 15,431.45

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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.