Home / 24,218.23-36,324.63-8,420.53

Finding the Fourth Proportional to 24,218.23, 36,324.63 and 8,420.53

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Solution

The fourth proportional to 24,218.23, 36,324.63 and 8,420.53 is: 12,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,218.23 : 36,324.63 = 8,420.53 : x
  2. Step 2: Convert to fraction form
    24,218.23/36,324.63 = 8,420.53/x
  3. Step 3: Cross multiply
    24,218.23x = 36,324.63 × 8,420.53
  4. Step 4: Simplify right side
    24,218.23x = 305,872,636.65
  5. Step 5: Solve for x
    x = 305,872,636.65/24,218.23
  6. Step 6: Final answer
    x = 12,629.85

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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.