Home / 49,146.36-67,821.30-26,790.36

Finding the Fourth Proportional to 49,146.36, 67,821.30 and 26,790.36

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Solution

The fourth proportional to 49,146.36, 67,821.30 and 26,790.36 is: 36,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,146.36 : 67,821.30 = 26,790.36 : x
  2. Step 2: Convert to fraction form
    49,146.36/67,821.30 = 26,790.36/x
  3. Step 3: Cross multiply
    49,146.36x = 67,821.30 × 26,790.36
  4. Step 4: Simplify right side
    49,146.36x = 1,816,957,042.67
  5. Step 5: Solve for x
    x = 1,816,957,042.67/49,146.36
  6. Step 6: Final answer
    x = 36,970.33

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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.