Home / 14,471.22-19,974.97-11,125.11

Finding the Fourth Proportional to 14,471.22, 19,974.97 and 11,125.11

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Solution

The fourth proportional to 14,471.22, 19,974.97 and 11,125.11 is: 15,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.22 : 19,974.97 = 11,125.11 : x
  2. Step 2: Convert to fraction form
    14,471.22/19,974.97 = 11,125.11/x
  3. Step 3: Cross multiply
    14,471.22x = 19,974.97 × 11,125.11
  4. Step 4: Simplify right side
    14,471.22x = 222,223,827.31
  5. Step 5: Solve for x
    x = 222,223,827.31/14,471.22
  6. Step 6: Final answer
    x = 15,356.26

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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.