Home / 27,934.80-41,945.40-16,270.80

Finding the Fourth Proportional to 27,934.80, 41,945.40 and 16,270.80

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Solution

The fourth proportional to 27,934.80, 41,945.40 and 16,270.80 is: 24,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.80 : 41,945.40 = 16,270.80 : x
  2. Step 2: Convert to fraction form
    27,934.80/41,945.40 = 16,270.80/x
  3. Step 3: Cross multiply
    27,934.80x = 41,945.40 × 16,270.80
  4. Step 4: Simplify right side
    27,934.80x = 682,485,214.32
  5. Step 5: Solve for x
    x = 682,485,214.32/27,934.80
  6. Step 6: Final answer
    x = 24,431.36

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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.