Home / 14,908.26-20,572.20-8,193.72

Finding the Fourth Proportional to 14,908.26, 20,572.20 and 8,193.72

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Solution

The fourth proportional to 14,908.26, 20,572.20 and 8,193.72 is: 11,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.26 : 20,572.20 = 8,193.72 : x
  2. Step 2: Convert to fraction form
    14,908.26/20,572.20 = 8,193.72/x
  3. Step 3: Cross multiply
    14,908.26x = 20,572.20 × 8,193.72
  4. Step 4: Simplify right side
    14,908.26x = 168,562,846.58
  5. Step 5: Solve for x
    x = 168,562,846.58/14,908.26
  6. Step 6: Final answer
    x = 11,306.67

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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.