Home / 23,250.99-32,086.73-12,640.66

Finding the Fourth Proportional to 23,250.99, 32,086.73 and 12,640.66

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Solution

The fourth proportional to 23,250.99, 32,086.73 and 12,640.66 is: 17,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.99 : 32,086.73 = 12,640.66 : x
  2. Step 2: Convert to fraction form
    23,250.99/32,086.73 = 12,640.66/x
  3. Step 3: Cross multiply
    23,250.99x = 32,086.73 × 12,640.66
  4. Step 4: Simplify right side
    23,250.99x = 405,597,444.44
  5. Step 5: Solve for x
    x = 405,597,444.44/23,250.99
  6. Step 6: Final answer
    x = 17,444.31

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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.