Home / 23,388.52-32,276.58-12,778.60

Finding the Fourth Proportional to 23,388.52, 32,276.58 and 12,778.60

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Solution

The fourth proportional to 23,388.52, 32,276.58 and 12,778.60 is: 17,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.52 : 32,276.58 = 12,778.60 : x
  2. Step 2: Convert to fraction form
    23,388.52/32,276.58 = 12,778.60/x
  3. Step 3: Cross multiply
    23,388.52x = 32,276.58 × 12,778.60
  4. Step 4: Simplify right side
    23,388.52x = 412,449,505.19
  5. Step 5: Solve for x
    x = 412,449,505.19/23,388.52
  6. Step 6: Final answer
    x = 17,634.70

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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.