Home / 36,091.61-54,137.39-9,800.21

Finding the Fourth Proportional to 36,091.61, 54,137.39 and 9,800.21

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Solution

The fourth proportional to 36,091.61, 54,137.39 and 9,800.21 is: 14,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.61 : 54,137.39 = 9,800.21 : x
  2. Step 2: Convert to fraction form
    36,091.61/54,137.39 = 9,800.21/x
  3. Step 3: Cross multiply
    36,091.61x = 54,137.39 × 9,800.21
  4. Step 4: Simplify right side
    36,091.61x = 530,557,544.67
  5. Step 5: Solve for x
    x = 530,557,544.67/36,091.61
  6. Step 6: Final answer
    x = 14,700.30

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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.