Home / 13,901.19-19,183.53-7,527.79

Finding the Fourth Proportional to 13,901.19, 19,183.53 and 7,527.79

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Solution

The fourth proportional to 13,901.19, 19,183.53 and 7,527.79 is: 10,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.19 : 19,183.53 = 7,527.79 : x
  2. Step 2: Convert to fraction form
    13,901.19/19,183.53 = 7,527.79/x
  3. Step 3: Cross multiply
    13,901.19x = 19,183.53 × 7,527.79
  4. Step 4: Simplify right side
    13,901.19x = 144,409,585.30
  5. Step 5: Solve for x
    x = 144,409,585.30/13,901.19
  6. Step 6: Final answer
    x = 10,388.29

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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.