Home / 14,191.55-19,584.32-8,226.67

Finding the Fourth Proportional to 14,191.55, 19,584.32 and 8,226.67

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Solution

The fourth proportional to 14,191.55, 19,584.32 and 8,226.67 is: 11,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.55 : 19,584.32 = 8,226.67 : x
  2. Step 2: Convert to fraction form
    14,191.55/19,584.32 = 8,226.67/x
  3. Step 3: Cross multiply
    14,191.55x = 19,584.32 × 8,226.67
  4. Step 4: Simplify right side
    14,191.55x = 161,113,737.81
  5. Step 5: Solve for x
    x = 161,113,737.81/14,191.55
  6. Step 6: Final answer
    x = 11,352.79

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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.