Home / 49,832.81-68,775.48-28,611.62

Finding the Fourth Proportional to 49,832.81, 68,775.48 and 28,611.62

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Solution

The fourth proportional to 49,832.81, 68,775.48 and 28,611.62 is: 39,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.81 : 68,775.48 = 28,611.62 : x
  2. Step 2: Convert to fraction form
    49,832.81/68,775.48 = 28,611.62/x
  3. Step 3: Cross multiply
    49,832.81x = 68,775.48 × 28,611.62
  4. Step 4: Simplify right side
    49,832.81x = 1,967,777,555.20
  5. Step 5: Solve for x
    x = 1,967,777,555.20/49,832.81
  6. Step 6: Final answer
    x = 39,487.59

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1.5x scale

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.