Home / 33,971.72-46,881.76-18,864

Finding the Fourth Proportional to 33,971.72, 46,881.76 and 18,864

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Solution

The fourth proportional to 33,971.72, 46,881.76 and 18,864 is: 26,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,971.72 : 46,881.76 = 18,864 : x
  2. Step 2: Convert to fraction form
    33,971.72/46,881.76 = 18,864/x
  3. Step 3: Cross multiply
    33,971.72x = 46,881.76 × 18,864
  4. Step 4: Simplify right side
    33,971.72x = 884,377,520.64
  5. Step 5: Solve for x
    x = 884,377,520.64/33,971.72
  6. Step 6: Final answer
    x = 26,032.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.