Home / 30,768.75-46,157.58-9,701.64

Finding the Fourth Proportional to 30,768.75, 46,157.58 and 9,701.64

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Solution

The fourth proportional to 30,768.75, 46,157.58 and 9,701.64 is: 14,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768.75 : 46,157.58 = 9,701.64 : x
  2. Step 2: Convert to fraction form
    30,768.75/46,157.58 = 9,701.64/x
  3. Step 3: Cross multiply
    30,768.75x = 46,157.58 × 9,701.64
  4. Step 4: Simplify right side
    30,768.75x = 447,804,224.43
  5. Step 5: Solve for x
    x = 447,804,224.43/30,768.75
  6. Step 6: Final answer
    x = 14,553.86

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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.