Home / 33,276.72-49,928.04-15,761.28

Finding the Fourth Proportional to 33,276.72, 49,928.04 and 15,761.28

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Solution

The fourth proportional to 33,276.72, 49,928.04 and 15,761.28 is: 23,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.72 : 49,928.04 = 15,761.28 : x
  2. Step 2: Convert to fraction form
    33,276.72/49,928.04 = 15,761.28/x
  3. Step 3: Cross multiply
    33,276.72x = 49,928.04 × 15,761.28
  4. Step 4: Simplify right side
    33,276.72x = 786,929,818.29
  5. Step 5: Solve for x
    x = 786,929,818.29/33,276.72
  6. Step 6: Final answer
    x = 23,648.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.