Home / 30,033.96-41,446.22-16,605.78

Finding the Fourth Proportional to 30,033.96, 41,446.22 and 16,605.78

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Solution

The fourth proportional to 30,033.96, 41,446.22 and 16,605.78 is: 22,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.96 : 41,446.22 = 16,605.78 : x
  2. Step 2: Convert to fraction form
    30,033.96/41,446.22 = 16,605.78/x
  3. Step 3: Cross multiply
    30,033.96x = 41,446.22 × 16,605.78
  4. Step 4: Simplify right side
    30,033.96x = 688,246,811.15
  5. Step 5: Solve for x
    x = 688,246,811.15/30,033.96
  6. Step 6: Final answer
    x = 22,915.62

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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.