Home / 26,902.49-40,353.40-12,100.95

Finding the Fourth Proportional to 26,902.49, 40,353.40 and 12,100.95

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Solution

The fourth proportional to 26,902.49, 40,353.40 and 12,100.95 is: 18,151.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,902.49 : 40,353.40 = 12,100.95 : x
  2. Step 2: Convert to fraction form
    26,902.49/40,353.40 = 12,100.95/x
  3. Step 3: Cross multiply
    26,902.49x = 40,353.40 × 12,100.95
  4. Step 4: Simplify right side
    26,902.49x = 488,314,475.73
  5. Step 5: Solve for x
    x = 488,314,475.73/26,902.49
  6. Step 6: Final answer
    x = 18,151.27

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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.