Home / 26,759.70-40,074.75-16,869.60

Finding the Fourth Proportional to 26,759.70, 40,074.75 and 16,869.60

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Solution

The fourth proportional to 26,759.70, 40,074.75 and 16,869.60 is: 25,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.70 : 40,074.75 = 16,869.60 : x
  2. Step 2: Convert to fraction form
    26,759.70/40,074.75 = 16,869.60/x
  3. Step 3: Cross multiply
    26,759.70x = 40,074.75 × 16,869.60
  4. Step 4: Simplify right side
    26,759.70x = 676,045,002.60
  5. Step 5: Solve for x
    x = 676,045,002.60/26,759.70
  6. Step 6: Final answer
    x = 25,263.55

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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.