Home / 23,216.20-32,039.08-13,144.48

Finding the Fourth Proportional to 23,216.20, 32,039.08 and 13,144.48

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Solution

The fourth proportional to 23,216.20, 32,039.08 and 13,144.48 is: 18,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,216.20 : 32,039.08 = 13,144.48 : x
  2. Step 2: Convert to fraction form
    23,216.20/32,039.08 = 13,144.48/x
  3. Step 3: Cross multiply
    23,216.20x = 32,039.08 × 13,144.48
  4. Step 4: Simplify right side
    23,216.20x = 421,137,046.28
  5. Step 5: Solve for x
    x = 421,137,046.28/23,216.20
  6. Step 6: Final answer
    x = 18,139.79

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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.