Home / 26,174.10-39,264.39-8,405.94

Finding the Fourth Proportional to 26,174.10, 39,264.39 and 8,405.94

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Solution

The fourth proportional to 26,174.10, 39,264.39 and 8,405.94 is: 12,609.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174.10 : 39,264.39 = 8,405.94 : x
  2. Step 2: Convert to fraction form
    26,174.10/39,264.39 = 8,405.94/x
  3. Step 3: Cross multiply
    26,174.10x = 39,264.39 × 8,405.94
  4. Step 4: Simplify right side
    26,174.10x = 330,054,106.48
  5. Step 5: Solve for x
    x = 330,054,106.48/26,174.10
  6. Step 6: Final answer
    x = 12,609.95

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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.