Home / 14,354.55-21,538.10-5,586.44

Finding the Fourth Proportional to 14,354.55, 21,538.10 and 5,586.44

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Solution

The fourth proportional to 14,354.55, 21,538.10 and 5,586.44 is: 8,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.55 : 21,538.10 = 5,586.44 : x
  2. Step 2: Convert to fraction form
    14,354.55/21,538.10 = 5,586.44/x
  3. Step 3: Cross multiply
    14,354.55x = 21,538.10 × 5,586.44
  4. Step 4: Simplify right side
    14,354.55x = 120,321,209.64
  5. Step 5: Solve for x
    x = 120,321,209.64/14,354.55
  6. Step 6: Final answer
    x = 8,382.10

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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.