Home / 30,961.44-46,461.60-28,968.84

Finding the Fourth Proportional to 30,961.44, 46,461.60 and 28,968.84

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Solution

The fourth proportional to 30,961.44, 46,461.60 and 28,968.84 is: 43,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,961.44 : 46,461.60 = 28,968.84 : x
  2. Step 2: Convert to fraction form
    30,961.44/46,461.60 = 28,968.84/x
  3. Step 3: Cross multiply
    30,961.44x = 46,461.60 × 28,968.84
  4. Step 4: Simplify right side
    30,961.44x = 1,345,938,656.54
  5. Step 5: Solve for x
    x = 1,345,938,656.54/30,961.44
  6. Step 6: Final answer
    x = 43,471.45

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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.