Home / 39,295.97-58,945.91-11,220.19

Finding the Fourth Proportional to 39,295.97, 58,945.91 and 11,220.19

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Solution

The fourth proportional to 39,295.97, 58,945.91 and 11,220.19 is: 16,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,295.97 : 58,945.91 = 11,220.19 : x
  2. Step 2: Convert to fraction form
    39,295.97/58,945.91 = 11,220.19/x
  3. Step 3: Cross multiply
    39,295.97x = 58,945.91 × 11,220.19
  4. Step 4: Simplify right side
    39,295.97x = 661,384,169.57
  5. Step 5: Solve for x
    x = 661,384,169.57/39,295.97
  6. Step 6: Final answer
    x = 16,830.84

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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.