Home / 36,701.14-50,647.78-20,787.06

Finding the Fourth Proportional to 36,701.14, 50,647.78 and 20,787.06

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Solution

The fourth proportional to 36,701.14, 50,647.78 and 20,787.06 is: 28,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.14 : 50,647.78 = 20,787.06 : x
  2. Step 2: Convert to fraction form
    36,701.14/50,647.78 = 20,787.06/x
  3. Step 3: Cross multiply
    36,701.14x = 50,647.78 × 20,787.06
  4. Step 4: Simplify right side
    36,701.14x = 1,052,818,441.73
  5. Step 5: Solve for x
    x = 1,052,818,441.73/36,701.14
  6. Step 6: Final answer
    x = 28,686.26

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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.