Home / 49,824.54-74,736.54-21,357.30

Finding the Fourth Proportional to 49,824.54, 74,736.54 and 21,357.30

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Solution

The fourth proportional to 49,824.54, 74,736.54 and 21,357.30 is: 32,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,824.54 : 74,736.54 = 21,357.30 : x
  2. Step 2: Convert to fraction form
    49,824.54/74,736.54 = 21,357.30/x
  3. Step 3: Cross multiply
    49,824.54x = 74,736.54 × 21,357.30
  4. Step 4: Simplify right side
    49,824.54x = 1,596,170,705.74
  5. Step 5: Solve for x
    x = 1,596,170,705.74/49,824.54
  6. Step 6: Final answer
    x = 32,035.83

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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.