Home / 30,845.39-46,261.16-14,189.42

Finding the Fourth Proportional to 30,845.39, 46,261.16 and 14,189.42

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Solution

The fourth proportional to 30,845.39, 46,261.16 and 14,189.42 is: 21,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.39 : 46,261.16 = 14,189.42 : x
  2. Step 2: Convert to fraction form
    30,845.39/46,261.16 = 14,189.42/x
  3. Step 3: Cross multiply
    30,845.39x = 46,261.16 × 14,189.42
  4. Step 4: Simplify right side
    30,845.39x = 656,419,028.93
  5. Step 5: Solve for x
    x = 656,419,028.93/30,845.39
  6. Step 6: Final answer
    x = 21,280.94

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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.