Home / 14,372.88-21,551.44-5,486.28

Finding the Fourth Proportional to 14,372.88, 21,551.44 and 5,486.28

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Solution

The fourth proportional to 14,372.88, 21,551.44 and 5,486.28 is: 8,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.88 : 21,551.44 = 5,486.28 : x
  2. Step 2: Convert to fraction form
    14,372.88/21,551.44 = 5,486.28/x
  3. Step 3: Cross multiply
    14,372.88x = 21,551.44 × 5,486.28
  4. Step 4: Simplify right side
    14,372.88x = 118,237,234.24
  5. Step 5: Solve for x
    x = 118,237,234.24/14,372.88
  6. Step 6: Final answer
    x = 8,226.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.