Home / 19,202.72-26,497.68-11,749.28

Finding the Fourth Proportional to 19,202.72, 26,497.68 and 11,749.28

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Solution

The fourth proportional to 19,202.72, 26,497.68 and 11,749.28 is: 16,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.72 : 26,497.68 = 11,749.28 : x
  2. Step 2: Convert to fraction form
    19,202.72/26,497.68 = 11,749.28/x
  3. Step 3: Cross multiply
    19,202.72x = 26,497.68 × 11,749.28
  4. Step 4: Simplify right side
    19,202.72x = 311,328,661.67
  5. Step 5: Solve for x
    x = 311,328,661.67/19,202.72
  6. Step 6: Final answer
    x = 16,212.74

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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.