Home / 16,707.75-23,056.70-9,993.66

Finding the Fourth Proportional to 16,707.75, 23,056.70 and 9,993.66

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Solution

The fourth proportional to 16,707.75, 23,056.70 and 9,993.66 is: 13,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.75 : 23,056.70 = 9,993.66 : x
  2. Step 2: Convert to fraction form
    16,707.75/23,056.70 = 9,993.66/x
  3. Step 3: Cross multiply
    16,707.75x = 23,056.70 × 9,993.66
  4. Step 4: Simplify right side
    16,707.75x = 230,420,770.55
  5. Step 5: Solve for x
    x = 230,420,770.55/16,707.75
  6. Step 6: Final answer
    x = 13,791.25

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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.