Home / 50,772.12-76,158.30-13,836.12

Finding the Fourth Proportional to 50,772.12, 76,158.30 and 13,836.12

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Solution

The fourth proportional to 50,772.12, 76,158.30 and 13,836.12 is: 20,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,772.12 : 76,158.30 = 13,836.12 : x
  2. Step 2: Convert to fraction form
    50,772.12/76,158.30 = 13,836.12/x
  3. Step 3: Cross multiply
    50,772.12x = 76,158.30 × 13,836.12
  4. Step 4: Simplify right side
    50,772.12x = 1,053,735,377.80
  5. Step 5: Solve for x
    x = 1,053,735,377.80/50,772.12
  6. Step 6: Final answer
    x = 20,754.21

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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.