Home / 43,541.40-65,324.55-21,361.17

Finding the Fourth Proportional to 43,541.40, 65,324.55 and 21,361.17

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Solution

The fourth proportional to 43,541.40, 65,324.55 and 21,361.17 is: 32,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,541.40 : 65,324.55 = 21,361.17 : x
  2. Step 2: Convert to fraction form
    43,541.40/65,324.55 = 21,361.17/x
  3. Step 3: Cross multiply
    43,541.40x = 65,324.55 × 21,361.17
  4. Step 4: Simplify right side
    43,541.40x = 1,395,408,817.72
  5. Step 5: Solve for x
    x = 1,395,408,817.72/43,541.40
  6. Step 6: Final answer
    x = 32,047.86

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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.