Home / 13,118.77-19,672.94-4,796.89

Finding the Fourth Proportional to 13,118.77, 19,672.94 and 4,796.89

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Solution

The fourth proportional to 13,118.77, 19,672.94 and 4,796.89 is: 7,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,118.77 : 19,672.94 = 4,796.89 : x
  2. Step 2: Convert to fraction form
    13,118.77/19,672.94 = 4,796.89/x
  3. Step 3: Cross multiply
    13,118.77x = 19,672.94 × 4,796.89
  4. Step 4: Simplify right side
    13,118.77x = 94,368,905.17
  5. Step 5: Solve for x
    x = 94,368,905.17/13,118.77
  6. Step 6: Final answer
    x = 7,193.43

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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.