Home / 23,130.44-34,676.22-18,737

Finding the Fourth Proportional to 23,130.44, 34,676.22 and 18,737

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Solution

The fourth proportional to 23,130.44, 34,676.22 and 18,737 is: 28,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.44 : 34,676.22 = 18,737 : x
  2. Step 2: Convert to fraction form
    23,130.44/34,676.22 = 18,737/x
  3. Step 3: Cross multiply
    23,130.44x = 34,676.22 × 18,737
  4. Step 4: Simplify right side
    23,130.44x = 649,728,334.14
  5. Step 5: Solve for x
    x = 649,728,334.14/23,130.44
  6. Step 6: Final answer
    x = 28,089.75

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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.