Home / 46,705.70-69,981.60-26,949.80

Finding the Fourth Proportional to 46,705.70, 69,981.60 and 26,949.80

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Solution

The fourth proportional to 46,705.70, 69,981.60 and 26,949.80 is: 40,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,705.70 : 69,981.60 = 26,949.80 : x
  2. Step 2: Convert to fraction form
    46,705.70/69,981.60 = 26,949.80/x
  3. Step 3: Cross multiply
    46,705.70x = 69,981.60 × 26,949.80
  4. Step 4: Simplify right side
    46,705.70x = 1,885,990,123.68
  5. Step 5: Solve for x
    x = 1,885,990,123.68/46,705.70
  6. Step 6: Final answer
    x = 40,380.30

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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.