Home / 30,843.89-46,258.91-14,187.93

Finding the Fourth Proportional to 30,843.89, 46,258.91 and 14,187.93

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Solution

The fourth proportional to 30,843.89, 46,258.91 and 14,187.93 is: 21,278.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,843.89 : 46,258.91 = 14,187.93 : x
  2. Step 2: Convert to fraction form
    30,843.89/46,258.91 = 14,187.93/x
  3. Step 3: Cross multiply
    30,843.89x = 46,258.91 × 14,187.93
  4. Step 4: Simplify right side
    30,843.89x = 656,317,945.66
  5. Step 5: Solve for x
    x = 656,317,945.66/30,843.89
  6. Step 6: Final answer
    x = 21,278.71

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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.