Home / 19,311.36-26,651.92-11,762.12

Finding the Fourth Proportional to 19,311.36, 26,651.92 and 11,762.12

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Solution

The fourth proportional to 19,311.36, 26,651.92 and 11,762.12 is: 16,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.36 : 26,651.92 = 11,762.12 : x
  2. Step 2: Convert to fraction form
    19,311.36/26,651.92 = 11,762.12/x
  3. Step 3: Cross multiply
    19,311.36x = 26,651.92 × 11,762.12
  4. Step 4: Simplify right side
    19,311.36x = 313,483,081.27
  5. Step 5: Solve for x
    x = 313,483,081.27/19,311.36
  6. Step 6: Final answer
    x = 16,233.09

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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.