Home / 19,127.44-26,391.77-11,166.05

Finding the Fourth Proportional to 19,127.44, 26,391.77 and 11,166.05

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Solution

The fourth proportional to 19,127.44, 26,391.77 and 11,166.05 is: 15,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.44 : 26,391.77 = 11,166.05 : x
  2. Step 2: Convert to fraction form
    19,127.44/26,391.77 = 11,166.05/x
  3. Step 3: Cross multiply
    19,127.44x = 26,391.77 × 11,166.05
  4. Step 4: Simplify right side
    19,127.44x = 294,691,938.24
  5. Step 5: Solve for x
    x = 294,691,938.24/19,127.44
  6. Step 6: Final answer
    x = 15,406.76

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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.