Home / 53,208.45-73,428.11-29,334.57

Finding the Fourth Proportional to 53,208.45, 73,428.11 and 29,334.57

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Solution

The fourth proportional to 53,208.45, 73,428.11 and 29,334.57 is: 40,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.45 : 73,428.11 = 29,334.57 : x
  2. Step 2: Convert to fraction form
    53,208.45/73,428.11 = 29,334.57/x
  3. Step 3: Cross multiply
    53,208.45x = 73,428.11 × 29,334.57
  4. Step 4: Simplify right side
    53,208.45x = 2,153,981,886.09
  5. Step 5: Solve for x
    x = 2,153,981,886.09/53,208.45
  6. Step 6: Final answer
    x = 40,481.95

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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.