Home / 14,206.75-21,313.19-5,441.67

Finding the Fourth Proportional to 14,206.75, 21,313.19 and 5,441.67

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Solution

The fourth proportional to 14,206.75, 21,313.19 and 5,441.67 is: 8,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.75 : 21,313.19 = 5,441.67 : x
  2. Step 2: Convert to fraction form
    14,206.75/21,313.19 = 5,441.67/x
  3. Step 3: Cross multiply
    14,206.75x = 21,313.19 × 5,441.67
  4. Step 4: Simplify right side
    14,206.75x = 115,979,360.23
  5. Step 5: Solve for x
    x = 115,979,360.23/14,206.75
  6. Step 6: Final answer
    x = 8,163.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.