Home / 33,278.76-49,893.48-15,728.09

Finding the Fourth Proportional to 33,278.76, 49,893.48 and 15,728.09

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Solution

The fourth proportional to 33,278.76, 49,893.48 and 15,728.09 is: 23,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,278.76 : 49,893.48 = 15,728.09 : x
  2. Step 2: Convert to fraction form
    33,278.76/49,893.48 = 15,728.09/x
  3. Step 3: Cross multiply
    33,278.76x = 49,893.48 × 15,728.09
  4. Step 4: Simplify right side
    33,278.76x = 784,728,894.39
  5. Step 5: Solve for x
    x = 784,728,894.39/33,278.76
  6. Step 6: Final answer
    x = 23,580.47

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1.5x scale

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.