Home / 26,805.75-36,994.31-14,871.42

Finding the Fourth Proportional to 26,805.75, 36,994.31 and 14,871.42

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Solution

The fourth proportional to 26,805.75, 36,994.31 and 14,871.42 is: 20,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.75 : 36,994.31 = 14,871.42 : x
  2. Step 2: Convert to fraction form
    26,805.75/36,994.31 = 14,871.42/x
  3. Step 3: Cross multiply
    26,805.75x = 36,994.31 × 14,871.42
  4. Step 4: Simplify right side
    26,805.75x = 550,157,847.26
  5. Step 5: Solve for x
    x = 550,157,847.26/26,805.75
  6. Step 6: Final answer
    x = 20,523.87

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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.