Home / 14,190.55-19,582.94-8,225.67

Finding the Fourth Proportional to 14,190.55, 19,582.94 and 8,225.67

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Solution

The fourth proportional to 14,190.55, 19,582.94 and 8,225.67 is: 11,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.55 : 19,582.94 = 8,225.67 : x
  2. Step 2: Convert to fraction form
    14,190.55/19,582.94 = 8,225.67/x
  3. Step 3: Cross multiply
    14,190.55x = 19,582.94 × 8,225.67
  4. Step 4: Simplify right side
    14,190.55x = 161,082,896.07
  5. Step 5: Solve for x
    x = 161,082,896.07/14,190.55
  6. Step 6: Final answer
    x = 11,351.42

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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.