Home / 24,135.65-36,217.07-18,855.86

Finding the Fourth Proportional to 24,135.65, 36,217.07 and 18,855.86

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Solution

The fourth proportional to 24,135.65, 36,217.07 and 18,855.86 is: 28,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,135.65 : 36,217.07 = 18,855.86 : x
  2. Step 2: Convert to fraction form
    24,135.65/36,217.07 = 18,855.86/x
  3. Step 3: Cross multiply
    24,135.65x = 36,217.07 × 18,855.86
  4. Step 4: Simplify right side
    24,135.65x = 682,904,000.60
  5. Step 5: Solve for x
    x = 682,904,000.60/24,135.65
  6. Step 6: Final answer
    x = 28,294.41

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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.