Home / 13,849.98-19,113.30-7,562.40

Finding the Fourth Proportional to 13,849.98, 19,113.30 and 7,562.40

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Solution

The fourth proportional to 13,849.98, 19,113.30 and 7,562.40 is: 10,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.98 : 19,113.30 = 7,562.40 : x
  2. Step 2: Convert to fraction form
    13,849.98/19,113.30 = 7,562.40/x
  3. Step 3: Cross multiply
    13,849.98x = 19,113.30 × 7,562.40
  4. Step 4: Simplify right side
    13,849.98x = 144,542,419.92
  5. Step 5: Solve for x
    x = 144,542,419.92/13,849.98
  6. Step 6: Final answer
    x = 10,436.29

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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.