Home / 14,619.63-21,927.38-4,759.05

Finding the Fourth Proportional to 14,619.63, 21,927.38 and 4,759.05

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Solution

The fourth proportional to 14,619.63, 21,927.38 and 4,759.05 is: 7,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.63 : 21,927.38 = 4,759.05 : x
  2. Step 2: Convert to fraction form
    14,619.63/21,927.38 = 4,759.05/x
  3. Step 3: Cross multiply
    14,619.63x = 21,927.38 × 4,759.05
  4. Step 4: Simplify right side
    14,619.63x = 104,353,473.99
  5. Step 5: Solve for x
    x = 104,353,473.99/14,619.63
  6. Step 6: Final answer
    x = 7,137.90

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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.