Home / 55,561.49-76,674.27-30,067.30

Finding the Fourth Proportional to 55,561.49, 76,674.27 and 30,067.30

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Solution

The fourth proportional to 55,561.49, 76,674.27 and 30,067.30 is: 41,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,561.49 : 76,674.27 = 30,067.30 : x
  2. Step 2: Convert to fraction form
    55,561.49/76,674.27 = 30,067.30/x
  3. Step 3: Cross multiply
    55,561.49x = 76,674.27 × 30,067.30
  4. Step 4: Simplify right side
    55,561.49x = 2,305,388,317.84
  5. Step 5: Solve for x
    x = 2,305,388,317.84/55,561.49
  6. Step 6: Final answer
    x = 41,492.56

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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.