Home / 23,516.44-32,451.62-12,905.86

Finding the Fourth Proportional to 23,516.44, 32,451.62 and 12,905.86

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Solution

The fourth proportional to 23,516.44, 32,451.62 and 12,905.86 is: 17,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,516.44 : 32,451.62 = 12,905.86 : x
  2. Step 2: Convert to fraction form
    23,516.44/32,451.62 = 12,905.86/x
  3. Step 3: Cross multiply
    23,516.44x = 32,451.62 × 12,905.86
  4. Step 4: Simplify right side
    23,516.44x = 418,816,064.49
  5. Step 5: Solve for x
    x = 418,816,064.49/23,516.44
  6. Step 6: Final answer
    x = 17,809.50

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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.