Home / 14,109.30-19,471.10-7,735.47

Finding the Fourth Proportional to 14,109.30, 19,471.10 and 7,735.47

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Solution

The fourth proportional to 14,109.30, 19,471.10 and 7,735.47 is: 10,675.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.30 : 19,471.10 = 7,735.47 : x
  2. Step 2: Convert to fraction form
    14,109.30/19,471.10 = 7,735.47/x
  3. Step 3: Cross multiply
    14,109.30x = 19,471.10 × 7,735.47
  4. Step 4: Simplify right side
    14,109.30x = 150,618,071.24
  5. Step 5: Solve for x
    x = 150,618,071.24/14,109.30
  6. Step 6: Final answer
    x = 10,675.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.