Home / 16,908.75-23,335.83-9,738.93

Finding the Fourth Proportional to 16,908.75, 23,335.83 and 9,738.93

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Solution

The fourth proportional to 16,908.75, 23,335.83 and 9,738.93 is: 13,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.75 : 23,335.83 = 9,738.93 : x
  2. Step 2: Convert to fraction form
    16,908.75/23,335.83 = 9,738.93/x
  3. Step 3: Cross multiply
    16,908.75x = 23,335.83 × 9,738.93
  4. Step 4: Simplify right side
    16,908.75x = 227,266,014.86
  5. Step 5: Solve for x
    x = 227,266,014.86/16,908.75
  6. Step 6: Final answer
    x = 13,440.73

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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.