Home / 26,824.60-40,269.30-26,630.20

Finding the Fourth Proportional to 26,824.60, 40,269.30 and 26,630.20

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Solution

The fourth proportional to 26,824.60, 40,269.30 and 26,630.20 is: 39,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,824.60 : 40,269.30 = 26,630.20 : x
  2. Step 2: Convert to fraction form
    26,824.60/40,269.30 = 26,630.20/x
  3. Step 3: Cross multiply
    26,824.60x = 40,269.30 × 26,630.20
  4. Step 4: Simplify right side
    26,824.60x = 1,072,379,512.86
  5. Step 5: Solve for x
    x = 1,072,379,512.86/26,824.60
  6. Step 6: Final answer
    x = 39,977.47

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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.