Home / 14,960.04-20,644.75-8,245.67

Finding the Fourth Proportional to 14,960.04, 20,644.75 and 8,245.67

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Solution

The fourth proportional to 14,960.04, 20,644.75 and 8,245.67 is: 11,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.04 : 20,644.75 = 8,245.67 : x
  2. Step 2: Convert to fraction form
    14,960.04/20,644.75 = 8,245.67/x
  3. Step 3: Cross multiply
    14,960.04x = 20,644.75 × 8,245.67
  4. Step 4: Simplify right side
    14,960.04x = 170,229,754.50
  5. Step 5: Solve for x
    x = 170,229,754.50/14,960.04
  6. Step 6: Final answer
    x = 11,378.96

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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.