Home / 39,950.94-55,130.97-22,045.96

Finding the Fourth Proportional to 39,950.94, 55,130.97 and 22,045.96

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Solution

The fourth proportional to 39,950.94, 55,130.97 and 22,045.96 is: 30,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,950.94 : 55,130.97 = 22,045.96 : x
  2. Step 2: Convert to fraction form
    39,950.94/55,130.97 = 22,045.96/x
  3. Step 3: Cross multiply
    39,950.94x = 55,130.97 × 22,045.96
  4. Step 4: Simplify right side
    39,950.94x = 1,215,415,310.97
  5. Step 5: Solve for x
    x = 1,215,415,310.97/39,950.94
  6. Step 6: Final answer
    x = 30,422.69

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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.