Home / 26,808.78-36,998.10-14,874.42

Finding the Fourth Proportional to 26,808.78, 36,998.10 and 14,874.42

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Solution

The fourth proportional to 26,808.78, 36,998.10 and 14,874.42 is: 20,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.78 : 36,998.10 = 14,874.42 : x
  2. Step 2: Convert to fraction form
    26,808.78/36,998.10 = 14,874.42/x
  3. Step 3: Cross multiply
    26,808.78x = 36,998.10 × 14,874.42
  4. Step 4: Simplify right side
    26,808.78x = 550,325,278.60
  5. Step 5: Solve for x
    x = 550,325,278.60/26,808.78
  6. Step 6: Final answer
    x = 20,527.80

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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.