Home / 12,764.18-19,098.18-11,469.26

Finding the Fourth Proportional to 12,764.18, 19,098.18 and 11,469.26

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Solution

The fourth proportional to 12,764.18, 19,098.18 and 11,469.26 is: 17,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.18 : 19,098.18 = 11,469.26 : x
  2. Step 2: Convert to fraction form
    12,764.18/19,098.18 = 11,469.26/x
  3. Step 3: Cross multiply
    12,764.18x = 19,098.18 × 11,469.26
  4. Step 4: Simplify right side
    12,764.18x = 219,041,991.95
  5. Step 5: Solve for x
    x = 219,041,991.95/12,764.18
  6. Step 6: Final answer
    x = 17,160.68

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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.