Home / 13,941.75-19,240.83-7,655.34

Finding the Fourth Proportional to 13,941.75, 19,240.83 and 7,655.34

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Solution

The fourth proportional to 13,941.75, 19,240.83 and 7,655.34 is: 10,565.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.75 : 19,240.83 = 7,655.34 : x
  2. Step 2: Convert to fraction form
    13,941.75/19,240.83 = 7,655.34/x
  3. Step 3: Cross multiply
    13,941.75x = 19,240.83 × 7,655.34
  4. Step 4: Simplify right side
    13,941.75x = 147,295,095.53
  5. Step 5: Solve for x
    x = 147,295,095.53/13,941.75
  6. Step 6: Final answer
    x = 10,565.04

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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.