Home / 30,348.24-45,504.96-9,282.42

Finding the Fourth Proportional to 30,348.24, 45,504.96 and 9,282.42

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Solution

The fourth proportional to 30,348.24, 45,504.96 and 9,282.42 is: 13,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348.24 : 45,504.96 = 9,282.42 : x
  2. Step 2: Convert to fraction form
    30,348.24/45,504.96 = 9,282.42/x
  3. Step 3: Cross multiply
    30,348.24x = 45,504.96 × 9,282.42
  4. Step 4: Simplify right side
    30,348.24x = 422,396,150.80
  5. Step 5: Solve for x
    x = 422,396,150.80/30,348.24
  6. Step 6: Final answer
    x = 13,918.31

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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.