Home / 23,305.07-32,160.83-12,694.70

Finding the Fourth Proportional to 23,305.07, 32,160.83 and 12,694.70

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Solution

The fourth proportional to 23,305.07, 32,160.83 and 12,694.70 is: 17,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.07 : 32,160.83 = 12,694.70 : x
  2. Step 2: Convert to fraction form
    23,305.07/32,160.83 = 12,694.70/x
  3. Step 3: Cross multiply
    23,305.07x = 32,160.83 × 12,694.70
  4. Step 4: Simplify right side
    23,305.07x = 408,272,200.74
  5. Step 5: Solve for x
    x = 408,272,200.74/23,305.07
  6. Step 6: Final answer
    x = 17,518.60

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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.