Home / 13,962.44-19,271.57-8,586.20

Finding the Fourth Proportional to 13,962.44, 19,271.57 and 8,586.20

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Solution

The fourth proportional to 13,962.44, 19,271.57 and 8,586.20 is: 11,851.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.44 : 19,271.57 = 8,586.20 : x
  2. Step 2: Convert to fraction form
    13,962.44/19,271.57 = 8,586.20/x
  3. Step 3: Cross multiply
    13,962.44x = 19,271.57 × 8,586.20
  4. Step 4: Simplify right side
    13,962.44x = 165,469,415.05
  5. Step 5: Solve for x
    x = 165,469,415.05/13,962.44
  6. Step 6: Final answer
    x = 11,851.04

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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.