Home / 30,738.60-46,109.44-14,091.09

Finding the Fourth Proportional to 30,738.60, 46,109.44 and 14,091.09

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Solution

The fourth proportional to 30,738.60, 46,109.44 and 14,091.09 is: 21,137.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,738.60 : 46,109.44 = 14,091.09 : x
  2. Step 2: Convert to fraction form
    30,738.60/46,109.44 = 14,091.09/x
  3. Step 3: Cross multiply
    30,738.60x = 46,109.44 × 14,091.09
  4. Step 4: Simplify right side
    30,738.60x = 649,732,268.89
  5. Step 5: Solve for x
    x = 649,732,268.89/30,738.60
  6. Step 6: Final answer
    x = 21,137.34

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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.