Home / 13,855.23-20,775.56-9,473.94

Finding the Fourth Proportional to 13,855.23, 20,775.56 and 9,473.94

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Solution

The fourth proportional to 13,855.23, 20,775.56 and 9,473.94 is: 14,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855.23 : 20,775.56 = 9,473.94 : x
  2. Step 2: Convert to fraction form
    13,855.23/20,775.56 = 9,473.94/x
  3. Step 3: Cross multiply
    13,855.23x = 20,775.56 × 9,473.94
  4. Step 4: Simplify right side
    13,855.23x = 196,826,361.54
  5. Step 5: Solve for x
    x = 196,826,361.54/13,855.23
  6. Step 6: Final answer
    x = 14,205.93

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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.