Home / 14,753.24-20,358.67-8,379.67

Finding the Fourth Proportional to 14,753.24, 20,358.67 and 8,379.67

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Solution

The fourth proportional to 14,753.24, 20,358.67 and 8,379.67 is: 11,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.24 : 20,358.67 = 8,379.67 : x
  2. Step 2: Convert to fraction form
    14,753.24/20,358.67 = 8,379.67/x
  3. Step 3: Cross multiply
    14,753.24x = 20,358.67 × 8,379.67
  4. Step 4: Simplify right side
    14,753.24x = 170,598,936.24
  5. Step 5: Solve for x
    x = 170,598,936.24/14,753.24
  6. Step 6: Final answer
    x = 11,563.49

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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.