Home / 29,823.02-41,163.50-18,485.86

Finding the Fourth Proportional to 29,823.02, 41,163.50 and 18,485.86

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Solution

The fourth proportional to 29,823.02, 41,163.50 and 18,485.86 is: 25,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,823.02 : 41,163.50 = 18,485.86 : x
  2. Step 2: Convert to fraction form
    29,823.02/41,163.50 = 18,485.86/x
  3. Step 3: Cross multiply
    29,823.02x = 41,163.50 × 18,485.86
  4. Step 4: Simplify right side
    29,823.02x = 760,942,698.11
  5. Step 5: Solve for x
    x = 760,942,698.11/29,823.02
  6. Step 6: Final answer
    x = 25,515.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.