Home / 26,971.89-40,440.93-8,245.70

Finding the Fourth Proportional to 26,971.89, 40,440.93 and 8,245.70

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Solution

The fourth proportional to 26,971.89, 40,440.93 and 8,245.70 is: 12,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.89 : 40,440.93 = 8,245.70 : x
  2. Step 2: Convert to fraction form
    26,971.89/40,440.93 = 8,245.70/x
  3. Step 3: Cross multiply
    26,971.89x = 40,440.93 × 8,245.70
  4. Step 4: Simplify right side
    26,971.89x = 333,463,776.50
  5. Step 5: Solve for x
    x = 333,463,776.50/26,971.89
  6. Step 6: Final answer
    x = 12,363.38

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1.5x scale

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.