Home / 13,243.15-19,858.38-4,475.17

Finding the Fourth Proportional to 13,243.15, 19,858.38 and 4,475.17

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Solution

The fourth proportional to 13,243.15, 19,858.38 and 4,475.17 is: 6,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.15 : 19,858.38 = 4,475.17 : x
  2. Step 2: Convert to fraction form
    13,243.15/19,858.38 = 4,475.17/x
  3. Step 3: Cross multiply
    13,243.15x = 19,858.38 × 4,475.17
  4. Step 4: Simplify right side
    13,243.15x = 88,869,626.42
  5. Step 5: Solve for x
    x = 88,869,626.42/13,243.15
  6. Step 6: Final answer
    x = 6,710.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.