Home / 33,276.75-45,970.49-28,792.72

Finding the Fourth Proportional to 33,276.75, 45,970.49 and 28,792.72

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Solution

The fourth proportional to 33,276.75, 45,970.49 and 28,792.72 is: 39,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.75 : 45,970.49 = 28,792.72 : x
  2. Step 2: Convert to fraction form
    33,276.75/45,970.49 = 28,792.72/x
  3. Step 3: Cross multiply
    33,276.75x = 45,970.49 × 28,792.72
  4. Step 4: Simplify right side
    33,276.75x = 1,323,615,337.94
  5. Step 5: Solve for x
    x = 1,323,615,337.94/33,276.75
  6. Step 6: Final answer
    x = 39,775.98

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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.