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Finding the Fourth Proportional to 26,203.44, 39,299.09 and 7,482.99

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Solution

The fourth proportional to 26,203.44, 39,299.09 and 7,482.99 is: 11,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,203.44 : 39,299.09 = 7,482.99 : x
  2. Step 2: Convert to fraction form
    26,203.44/39,299.09 = 7,482.99/x
  3. Step 3: Cross multiply
    26,203.44x = 39,299.09 × 7,482.99
  4. Step 4: Simplify right side
    26,203.44x = 294,074,660.06
  5. Step 5: Solve for x
    x = 294,074,660.06/26,203.44
  6. Step 6: Final answer
    x = 11,222.75

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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.