Home / 12,622.63-18,927.25-3,736.74

Finding the Fourth Proportional to 12,622.63, 18,927.25 and 3,736.74

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Solution

The fourth proportional to 12,622.63, 18,927.25 and 3,736.74 is: 5,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622.63 : 18,927.25 = 3,736.74 : x
  2. Step 2: Convert to fraction form
    12,622.63/18,927.25 = 3,736.74/x
  3. Step 3: Cross multiply
    12,622.63x = 18,927.25 × 3,736.74
  4. Step 4: Simplify right side
    12,622.63x = 70,726,212.17
  5. Step 5: Solve for x
    x = 70,726,212.17/12,622.63
  6. Step 6: Final answer
    x = 5,603.13

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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.