Home / 14,571.26-20,108.27-8,283.63

Finding the Fourth Proportional to 14,571.26, 20,108.27 and 8,283.63

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Solution

The fourth proportional to 14,571.26, 20,108.27 and 8,283.63 is: 11,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.26 : 20,108.27 = 8,283.63 : x
  2. Step 2: Convert to fraction form
    14,571.26/20,108.27 = 8,283.63/x
  3. Step 3: Cross multiply
    14,571.26x = 20,108.27 × 8,283.63
  4. Step 4: Simplify right side
    14,571.26x = 166,569,427.20
  5. Step 5: Solve for x
    x = 166,569,427.20/14,571.26
  6. Step 6: Final answer
    x = 11,431.37

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Half scale
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Double scale
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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.