Home / 26,874.49-40,297.91-12,070.70

Finding the Fourth Proportional to 26,874.49, 40,297.91 and 12,070.70

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Solution

The fourth proportional to 26,874.49, 40,297.91 and 12,070.70 is: 18,099.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.49 : 40,297.91 = 12,070.70 : x
  2. Step 2: Convert to fraction form
    26,874.49/40,297.91 = 12,070.70/x
  3. Step 3: Cross multiply
    26,874.49x = 40,297.91 × 12,070.70
  4. Step 4: Simplify right side
    26,874.49x = 486,424,022.63
  5. Step 5: Solve for x
    x = 486,424,022.63/26,874.49
  6. Step 6: Final answer
    x = 18,099.84

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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.