Home / 16,942.96-23,373.44-10,976.56

Finding the Fourth Proportional to 16,942.96, 23,373.44 and 10,976.56

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Solution

The fourth proportional to 16,942.96, 23,373.44 and 10,976.56 is: 15,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.96 : 23,373.44 = 10,976.56 : x
  2. Step 2: Convert to fraction form
    16,942.96/23,373.44 = 10,976.56/x
  3. Step 3: Cross multiply
    16,942.96x = 23,373.44 × 10,976.56
  4. Step 4: Simplify right side
    16,942.96x = 256,559,966.57
  5. Step 5: Solve for x
    x = 256,559,966.57/16,942.96
  6. Step 6: Final answer
    x = 15,142.57

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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.