Home / 53,028.62-73,179.74-28,829.82

Finding the Fourth Proportional to 53,028.62, 73,179.74 and 28,829.82

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Solution

The fourth proportional to 53,028.62, 73,179.74 and 28,829.82 is: 39,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.62 : 73,179.74 = 28,829.82 : x
  2. Step 2: Convert to fraction form
    53,028.62/73,179.74 = 28,829.82/x
  3. Step 3: Cross multiply
    53,028.62x = 73,179.74 × 28,829.82
  4. Step 4: Simplify right side
    53,028.62x = 2,109,758,587.70
  5. Step 5: Solve for x
    x = 2,109,758,587.70/53,028.62
  6. Step 6: Final answer
    x = 39,785.28

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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.