Home / 14,354.48-21,541.56-5,589.44

Finding the Fourth Proportional to 14,354.48, 21,541.56 and 5,589.44

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Solution

The fourth proportional to 14,354.48, 21,541.56 and 5,589.44 is: 8,387.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.48 : 21,541.56 = 5,589.44 : x
  2. Step 2: Convert to fraction form
    14,354.48/21,541.56 = 5,589.44/x
  3. Step 3: Cross multiply
    14,354.48x = 21,541.56 × 5,589.44
  4. Step 4: Simplify right side
    14,354.48x = 120,405,257.13
  5. Step 5: Solve for x
    x = 120,405,257.13/14,354.48
  6. Step 6: Final answer
    x = 8,387.99

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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.