Home / 12,343.36-18,514.24-4,551.52

Finding the Fourth Proportional to 12,343.36, 18,514.24 and 4,551.52

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Solution

The fourth proportional to 12,343.36, 18,514.24 and 4,551.52 is: 6,826.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343.36 : 18,514.24 = 4,551.52 : x
  2. Step 2: Convert to fraction form
    12,343.36/18,514.24 = 4,551.52/x
  3. Step 3: Cross multiply
    12,343.36x = 18,514.24 × 4,551.52
  4. Step 4: Simplify right side
    12,343.36x = 84,267,933.64
  5. Step 5: Solve for x
    x = 84,267,933.64/12,343.36
  6. Step 6: Final answer
    x = 6,826.99

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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.