Home / 43,745.15-65,628.17-14,163.02

Finding the Fourth Proportional to 43,745.15, 65,628.17 and 14,163.02

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Solution

The fourth proportional to 43,745.15, 65,628.17 and 14,163.02 is: 21,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,745.15 : 65,628.17 = 14,163.02 : x
  2. Step 2: Convert to fraction form
    43,745.15/65,628.17 = 14,163.02/x
  3. Step 3: Cross multiply
    43,745.15x = 65,628.17 × 14,163.02
  4. Step 4: Simplify right side
    43,745.15x = 929,492,685.32
  5. Step 5: Solve for x
    x = 929,492,685.32/43,745.15
  6. Step 6: Final answer
    x = 21,247.91

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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.