Home / 26,772.42-36,958.80-18,821.46

Finding the Fourth Proportional to 26,772.42, 36,958.80 and 18,821.46

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Solution

The fourth proportional to 26,772.42, 36,958.80 and 18,821.46 is: 25,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.42 : 36,958.80 = 18,821.46 : x
  2. Step 2: Convert to fraction form
    26,772.42/36,958.80 = 18,821.46/x
  3. Step 3: Cross multiply
    26,772.42x = 36,958.80 × 18,821.46
  4. Step 4: Simplify right side
    26,772.42x = 695,618,575.85
  5. Step 5: Solve for x
    x = 695,618,575.85/26,772.42
  6. Step 6: Final answer
    x = 25,982.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.