Home / 14,847.24-20,491.44-8,473.80

Finding the Fourth Proportional to 14,847.24, 20,491.44 and 8,473.80

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Solution

The fourth proportional to 14,847.24, 20,491.44 and 8,473.80 is: 11,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.24 : 20,491.44 = 8,473.80 : x
  2. Step 2: Convert to fraction form
    14,847.24/20,491.44 = 8,473.80/x
  3. Step 3: Cross multiply
    14,847.24x = 20,491.44 × 8,473.80
  4. Step 4: Simplify right side
    14,847.24x = 173,640,364.27
  5. Step 5: Solve for x
    x = 173,640,364.27/14,847.24
  6. Step 6: Final answer
    x = 11,695.13

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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.