Home / 40,796.28-61,074.90-30,974.04

Finding the Fourth Proportional to 40,796.28, 61,074.90 and 30,974.04

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Solution

The fourth proportional to 40,796.28, 61,074.90 and 30,974.04 is: 46,370.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,796.28 : 61,074.90 = 30,974.04 : x
  2. Step 2: Convert to fraction form
    40,796.28/61,074.90 = 30,974.04/x
  3. Step 3: Cross multiply
    40,796.28x = 61,074.90 × 30,974.04
  4. Step 4: Simplify right side
    40,796.28x = 1,891,736,395.60
  5. Step 5: Solve for x
    x = 1,891,736,395.60/40,796.28
  6. Step 6: Final answer
    x = 46,370.32

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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.