Home / 19,792.17-27,313.38-11,408.67

Finding the Fourth Proportional to 19,792.17, 27,313.38 and 11,408.67

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Solution

The fourth proportional to 19,792.17, 27,313.38 and 11,408.67 is: 15,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.17 : 27,313.38 = 11,408.67 : x
  2. Step 2: Convert to fraction form
    19,792.17/27,313.38 = 11,408.67/x
  3. Step 3: Cross multiply
    19,792.17x = 27,313.38 × 11,408.67
  4. Step 4: Simplify right side
    19,792.17x = 311,609,339.00
  5. Step 5: Solve for x
    x = 311,609,339.00/19,792.17
  6. Step 6: Final answer
    x = 15,744.07

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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.