Home / 19,243.46-26,559.94-11,289.86

Finding the Fourth Proportional to 19,243.46, 26,559.94 and 11,289.86

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Solution

The fourth proportional to 19,243.46, 26,559.94 and 11,289.86 is: 15,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.46 : 26,559.94 = 11,289.86 : x
  2. Step 2: Convert to fraction form
    19,243.46/26,559.94 = 11,289.86/x
  3. Step 3: Cross multiply
    19,243.46x = 26,559.94 × 11,289.86
  4. Step 4: Simplify right side
    19,243.46x = 299,858,004.21
  5. Step 5: Solve for x
    x = 299,858,004.21/19,243.46
  6. Step 6: Final answer
    x = 15,582.33

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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.