Home / 26,955.37-40,439.21-8,238.07

Finding the Fourth Proportional to 26,955.37, 40,439.21 and 8,238.07

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Solution

The fourth proportional to 26,955.37, 40,439.21 and 8,238.07 is: 12,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.37 : 40,439.21 = 8,238.07 : x
  2. Step 2: Convert to fraction form
    26,955.37/40,439.21 = 8,238.07/x
  3. Step 3: Cross multiply
    26,955.37x = 40,439.21 × 8,238.07
  4. Step 4: Simplify right side
    26,955.37x = 333,141,042.72
  5. Step 5: Solve for x
    x = 333,141,042.72/26,955.37
  6. Step 6: Final answer
    x = 12,358.99

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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.