Home / 26,969.89-40,437.93-8,243.70

Finding the Fourth Proportional to 26,969.89, 40,437.93 and 8,243.70

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Solution

The fourth proportional to 26,969.89, 40,437.93 and 8,243.70 is: 12,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969.89 : 40,437.93 = 8,243.70 : x
  2. Step 2: Convert to fraction form
    26,969.89/40,437.93 = 8,243.70/x
  3. Step 3: Cross multiply
    26,969.89x = 40,437.93 × 8,243.70
  4. Step 4: Simplify right side
    26,969.89x = 333,358,163.54
  5. Step 5: Solve for x
    x = 333,358,163.54/26,969.89
  6. Step 6: Final answer
    x = 12,360.38

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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.