Home / 21,676.41-29,913.45-12,244.98

Finding the Fourth Proportional to 21,676.41, 29,913.45 and 12,244.98

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Solution

The fourth proportional to 21,676.41, 29,913.45 and 12,244.98 is: 16,898.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,676.41 : 29,913.45 = 12,244.98 : x
  2. Step 2: Convert to fraction form
    21,676.41/29,913.45 = 12,244.98/x
  3. Step 3: Cross multiply
    21,676.41x = 29,913.45 × 12,244.98
  4. Step 4: Simplify right side
    21,676.41x = 366,289,596.98
  5. Step 5: Solve for x
    x = 366,289,596.98/21,676.41
  6. Step 6: Final answer
    x = 16,898.07

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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.