Home / 21,629.21-32,441.13-5,835.53

Finding the Fourth Proportional to 21,629.21, 32,441.13 and 5,835.53

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Solution

The fourth proportional to 21,629.21, 32,441.13 and 5,835.53 is: 8,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,629.21 : 32,441.13 = 5,835.53 : x
  2. Step 2: Convert to fraction form
    21,629.21/32,441.13 = 5,835.53/x
  3. Step 3: Cross multiply
    21,629.21x = 32,441.13 × 5,835.53
  4. Step 4: Simplify right side
    21,629.21x = 189,311,025.14
  5. Step 5: Solve for x
    x = 189,311,025.14/21,629.21
  6. Step 6: Final answer
    x = 8,752.57

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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.