Home / 53,071.92-73,238.49-28,873.26

Finding the Fourth Proportional to 53,071.92, 73,238.49 and 28,873.26

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Solution

The fourth proportional to 53,071.92, 73,238.49 and 28,873.26 is: 39,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,071.92 : 73,238.49 = 28,873.26 : x
  2. Step 2: Convert to fraction form
    53,071.92/73,238.49 = 28,873.26/x
  3. Step 3: Cross multiply
    53,071.92x = 73,238.49 × 28,873.26
  4. Step 4: Simplify right side
    53,071.92x = 2,114,633,963.78
  5. Step 5: Solve for x
    x = 2,114,633,963.78/53,071.92
  6. Step 6: Final answer
    x = 39,844.69

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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.