Home / 14,380.08-21,576.42-7,798.56

Finding the Fourth Proportional to 14,380.08, 21,576.42 and 7,798.56

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Solution

The fourth proportional to 14,380.08, 21,576.42 and 7,798.56 is: 11,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.08 : 21,576.42 = 7,798.56 : x
  2. Step 2: Convert to fraction form
    14,380.08/21,576.42 = 7,798.56/x
  3. Step 3: Cross multiply
    14,380.08x = 21,576.42 × 7,798.56
  4. Step 4: Simplify right side
    14,380.08x = 168,265,005.96
  5. Step 5: Solve for x
    x = 168,265,005.96/14,380.08
  6. Step 6: Final answer
    x = 11,701.26

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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.