Home / 19,220.94-26,517.51-11,668.50

Finding the Fourth Proportional to 19,220.94, 26,517.51 and 11,668.50

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Solution

The fourth proportional to 19,220.94, 26,517.51 and 11,668.50 is: 16,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.94 : 26,517.51 = 11,668.50 : x
  2. Step 2: Convert to fraction form
    19,220.94/26,517.51 = 11,668.50/x
  3. Step 3: Cross multiply
    19,220.94x = 26,517.51 × 11,668.50
  4. Step 4: Simplify right side
    19,220.94x = 309,419,565.44
  5. Step 5: Solve for x
    x = 309,419,565.44/19,220.94
  6. Step 6: Final answer
    x = 16,098.05

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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.