Home / 27,166.05-40,694.40-15,465.60

Finding the Fourth Proportional to 27,166.05, 40,694.40 and 15,465.60

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Solution

The fourth proportional to 27,166.05, 40,694.40 and 15,465.60 is: 23,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.05 : 40,694.40 = 15,465.60 : x
  2. Step 2: Convert to fraction form
    27,166.05/40,694.40 = 15,465.60/x
  3. Step 3: Cross multiply
    27,166.05x = 40,694.40 × 15,465.60
  4. Step 4: Simplify right side
    27,166.05x = 629,363,312.64
  5. Step 5: Solve for x
    x = 629,363,312.64/27,166.05
  6. Step 6: Final answer
    x = 23,167.27

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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.