Home / 33,818.11-46,663.63-21,881.95

Finding the Fourth Proportional to 33,818.11, 46,663.63 and 21,881.95

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Solution

The fourth proportional to 33,818.11, 46,663.63 and 21,881.95 is: 30,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,818.11 : 46,663.63 = 21,881.95 : x
  2. Step 2: Convert to fraction form
    33,818.11/46,663.63 = 21,881.95/x
  3. Step 3: Cross multiply
    33,818.11x = 46,663.63 × 21,881.95
  4. Step 4: Simplify right side
    33,818.11x = 1,021,091,218.48
  5. Step 5: Solve for x
    x = 1,021,091,218.48/33,818.11
  6. Step 6: Final answer
    x = 30,193.62

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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.