Home / 30,902.24-46,415.36-18,446.56

Finding the Fourth Proportional to 30,902.24, 46,415.36 and 18,446.56

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Solution

The fourth proportional to 30,902.24, 46,415.36 and 18,446.56 is: 27,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.24 : 46,415.36 = 18,446.56 : x
  2. Step 2: Convert to fraction form
    30,902.24/46,415.36 = 18,446.56/x
  3. Step 3: Cross multiply
    30,902.24x = 46,415.36 × 18,446.56
  4. Step 4: Simplify right side
    30,902.24x = 856,203,723.16
  5. Step 5: Solve for x
    x = 856,203,723.16/30,902.24
  6. Step 6: Final answer
    x = 27,706.85

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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.