Home / 30,206.53-41,684.43-16,777.18

Finding the Fourth Proportional to 30,206.53, 41,684.43 and 16,777.18

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Solution

The fourth proportional to 30,206.53, 41,684.43 and 16,777.18 is: 23,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,206.53 : 41,684.43 = 16,777.18 : x
  2. Step 2: Convert to fraction form
    30,206.53/41,684.43 = 16,777.18/x
  3. Step 3: Cross multiply
    30,206.53x = 41,684.43 × 16,777.18
  4. Step 4: Simplify right side
    30,206.53x = 699,347,185.31
  5. Step 5: Solve for x
    x = 699,347,185.31/30,206.53
  6. Step 6: Final answer
    x = 23,152.19

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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.