Home / 24,396.08-33,666.60-13,218

Finding the Fourth Proportional to 24,396.08, 33,666.60 and 13,218

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Solution

The fourth proportional to 24,396.08, 33,666.60 and 13,218 is: 18,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,396.08 : 33,666.60 = 13,218 : x
  2. Step 2: Convert to fraction form
    24,396.08/33,666.60 = 13,218/x
  3. Step 3: Cross multiply
    24,396.08x = 33,666.60 × 13,218
  4. Step 4: Simplify right side
    24,396.08x = 445,005,118.80
  5. Step 5: Solve for x
    x = 445,005,118.80/24,396.08
  6. Step 6: Final answer
    x = 18,240.85

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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.