Home / 19,247.57-26,554.19-11,286.89

Finding the Fourth Proportional to 19,247.57, 26,554.19 and 11,286.89

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Solution

The fourth proportional to 19,247.57, 26,554.19 and 11,286.89 is: 15,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.57 : 26,554.19 = 11,286.89 : x
  2. Step 2: Convert to fraction form
    19,247.57/26,554.19 = 11,286.89/x
  3. Step 3: Cross multiply
    19,247.57x = 26,554.19 × 11,286.89
  4. Step 4: Simplify right side
    19,247.57x = 299,714,032.36
  5. Step 5: Solve for x
    x = 299,714,032.36/19,247.57
  6. Step 6: Final answer
    x = 15,571.53

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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.