Home / 16,740.96-23,102.64-9,288.96

Finding the Fourth Proportional to 16,740.96, 23,102.64 and 9,288.96

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Solution

The fourth proportional to 16,740.96, 23,102.64 and 9,288.96 is: 12,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.96 : 23,102.64 = 9,288.96 : x
  2. Step 2: Convert to fraction form
    16,740.96/23,102.64 = 9,288.96/x
  3. Step 3: Cross multiply
    16,740.96x = 23,102.64 × 9,288.96
  4. Step 4: Simplify right side
    16,740.96x = 214,599,498.85
  5. Step 5: Solve for x
    x = 214,599,498.85/16,740.96
  6. Step 6: Final answer
    x = 12,818.83

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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.