Home / 36,787.77-50,767.20-20,020.77

Finding the Fourth Proportional to 36,787.77, 50,767.20 and 20,020.77

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Solution

The fourth proportional to 36,787.77, 50,767.20 and 20,020.77 is: 27,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.77 : 50,767.20 = 20,020.77 : x
  2. Step 2: Convert to fraction form
    36,787.77/50,767.20 = 20,020.77/x
  3. Step 3: Cross multiply
    36,787.77x = 50,767.20 × 20,020.77
  4. Step 4: Simplify right side
    36,787.77x = 1,016,398,434.74
  5. Step 5: Solve for x
    x = 1,016,398,434.74/36,787.77
  6. Step 6: Final answer
    x = 27,628.70

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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.