Home / 27,338.40-41,007.60-16,840.80

Finding the Fourth Proportional to 27,338.40, 41,007.60 and 16,840.80

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Solution

The fourth proportional to 27,338.40, 41,007.60 and 16,840.80 is: 25,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.40 : 41,007.60 = 16,840.80 : x
  2. Step 2: Convert to fraction form
    27,338.40/41,007.60 = 16,840.80/x
  3. Step 3: Cross multiply
    27,338.40x = 41,007.60 × 16,840.80
  4. Step 4: Simplify right side
    27,338.40x = 690,600,790.08
  5. Step 5: Solve for x
    x = 690,600,790.08/27,338.40
  6. Step 6: Final answer
    x = 25,261.20

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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.