Home / 39,302.94-54,239.82-23,170.92

Finding the Fourth Proportional to 39,302.94, 54,239.82 and 23,170.92

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Solution

The fourth proportional to 39,302.94, 54,239.82 and 23,170.92 is: 31,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.94 : 54,239.82 = 23,170.92 : x
  2. Step 2: Convert to fraction form
    39,302.94/54,239.82 = 23,170.92/x
  3. Step 3: Cross multiply
    39,302.94x = 54,239.82 × 23,170.92
  4. Step 4: Simplify right side
    39,302.94x = 1,256,786,530.03
  5. Step 5: Solve for x
    x = 1,256,786,530.03/39,302.94
  6. Step 6: Final answer
    x = 31,976.91

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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.