Home / 50,980.16-76,466.46-21,396.80

Finding the Fourth Proportional to 50,980.16, 76,466.46 and 21,396.80

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Solution

The fourth proportional to 50,980.16, 76,466.46 and 21,396.80 is: 32,093.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980.16 : 76,466.46 = 21,396.80 : x
  2. Step 2: Convert to fraction form
    50,980.16/76,466.46 = 21,396.80/x
  3. Step 3: Cross multiply
    50,980.16x = 76,466.46 × 21,396.80
  4. Step 4: Simplify right side
    50,980.16x = 1,636,137,551.33
  5. Step 5: Solve for x
    x = 1,636,137,551.33/50,980.16
  6. Step 6: Final answer
    x = 32,093.61

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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.