Home / 12,766.01-19,100.75-11,471.09

Finding the Fourth Proportional to 12,766.01, 19,100.75 and 11,471.09

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Solution

The fourth proportional to 12,766.01, 19,100.75 and 11,471.09 is: 17,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.01 : 19,100.75 = 11,471.09 : x
  2. Step 2: Convert to fraction form
    12,766.01/19,100.75 = 11,471.09/x
  3. Step 3: Cross multiply
    12,766.01x = 19,100.75 × 11,471.09
  4. Step 4: Simplify right side
    12,766.01x = 219,106,269.46
  5. Step 5: Solve for x
    x = 219,106,269.46/12,766.01
  6. Step 6: Final answer
    x = 17,163.26

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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.