Home / 53,696.72-74,138.56-33,562.64

Finding the Fourth Proportional to 53,696.72, 74,138.56 and 33,562.64

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Solution

The fourth proportional to 53,696.72, 74,138.56 and 33,562.64 is: 46,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,696.72 : 74,138.56 = 33,562.64 : x
  2. Step 2: Convert to fraction form
    53,696.72/74,138.56 = 33,562.64/x
  3. Step 3: Cross multiply
    53,696.72x = 74,138.56 × 33,562.64
  4. Step 4: Simplify right side
    53,696.72x = 2,488,285,799.40
  5. Step 5: Solve for x
    x = 2,488,285,799.40/53,696.72
  6. Step 6: Final answer
    x = 46,339.62

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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.