Home / 14,361.03-21,548.43-7,435.53

Finding the Fourth Proportional to 14,361.03, 21,548.43 and 7,435.53

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Solution

The fourth proportional to 14,361.03, 21,548.43 and 7,435.53 is: 11,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.03 : 21,548.43 = 7,435.53 : x
  2. Step 2: Convert to fraction form
    14,361.03/21,548.43 = 7,435.53/x
  3. Step 3: Cross multiply
    14,361.03x = 21,548.43 × 7,435.53
  4. Step 4: Simplify right side
    14,361.03x = 160,223,997.72
  5. Step 5: Solve for x
    x = 160,223,997.72/14,361.03
  6. Step 6: Final answer
    x = 11,156.86

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Why These Related Problems?

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