Home / 23,520.07-32,458.08-12,910.69

Finding the Fourth Proportional to 23,520.07, 32,458.08 and 12,910.69

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Solution

The fourth proportional to 23,520.07, 32,458.08 and 12,910.69 is: 17,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.07 : 32,458.08 = 12,910.69 : x
  2. Step 2: Convert to fraction form
    23,520.07/32,458.08 = 12,910.69/x
  3. Step 3: Cross multiply
    23,520.07x = 32,458.08 × 12,910.69
  4. Step 4: Simplify right side
    23,520.07x = 419,056,208.88
  5. Step 5: Solve for x
    x = 419,056,208.88/23,520.07
  6. Step 6: Final answer
    x = 17,816.96

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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.