Home / 22,038.29-33,013.31-12,651.95

Finding the Fourth Proportional to 22,038.29, 33,013.31 and 12,651.95

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Solution

The fourth proportional to 22,038.29, 33,013.31 and 12,651.95 is: 18,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.29 : 33,013.31 = 12,651.95 : x
  2. Step 2: Convert to fraction form
    22,038.29/33,013.31 = 12,651.95/x
  3. Step 3: Cross multiply
    22,038.29x = 33,013.31 × 12,651.95
  4. Step 4: Simplify right side
    22,038.29x = 417,682,861.62
  5. Step 5: Solve for x
    x = 417,682,861.62/22,038.29
  6. Step 6: Final answer
    x = 18,952.60

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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.