Home / 27,163.10-37,486.66-15,230.28

Finding the Fourth Proportional to 27,163.10, 37,486.66 and 15,230.28

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Solution

The fourth proportional to 27,163.10, 37,486.66 and 15,230.28 is: 21,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,163.10 : 37,486.66 = 15,230.28 : x
  2. Step 2: Convert to fraction form
    27,163.10/37,486.66 = 15,230.28/x
  3. Step 3: Cross multiply
    27,163.10x = 37,486.66 × 15,230.28
  4. Step 4: Simplify right side
    27,163.10x = 570,932,289.99
  5. Step 5: Solve for x
    x = 570,932,289.99/27,163.10
  6. Step 6: Final answer
    x = 21,018.67

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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.