Home / 21,535.41-32,309.60-6,745.89

Finding the Fourth Proportional to 21,535.41, 32,309.60 and 6,745.89

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Solution

The fourth proportional to 21,535.41, 32,309.60 and 6,745.89 is: 10,120.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535.41 : 32,309.60 = 6,745.89 : x
  2. Step 2: Convert to fraction form
    21,535.41/32,309.60 = 6,745.89/x
  3. Step 3: Cross multiply
    21,535.41x = 32,309.60 × 6,745.89
  4. Step 4: Simplify right side
    21,535.41x = 217,956,973.81
  5. Step 5: Solve for x
    x = 217,956,973.81/21,535.41
  6. Step 6: Final answer
    x = 10,120.86

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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.