Home / 26,836.88-40,269.68-20,608.04

Finding the Fourth Proportional to 26,836.88, 40,269.68 and 20,608.04

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Solution

The fourth proportional to 26,836.88, 40,269.68 and 20,608.04 is: 30,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.88 : 40,269.68 = 20,608.04 : x
  2. Step 2: Convert to fraction form
    26,836.88/40,269.68 = 20,608.04/x
  3. Step 3: Cross multiply
    26,836.88x = 40,269.68 × 20,608.04
  4. Step 4: Simplify right side
    26,836.88x = 829,878,871.84
  5. Step 5: Solve for x
    x = 829,878,871.84/26,836.88
  6. Step 6: Final answer
    x = 30,923.08

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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.