Home / 23,905.75-32,994.12-18,231.70

Finding the Fourth Proportional to 23,905.75, 32,994.12 and 18,231.70

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Solution

The fourth proportional to 23,905.75, 32,994.12 and 18,231.70 is: 25,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.75 : 32,994.12 = 18,231.70 : x
  2. Step 2: Convert to fraction form
    23,905.75/32,994.12 = 18,231.70/x
  3. Step 3: Cross multiply
    23,905.75x = 32,994.12 × 18,231.70
  4. Step 4: Simplify right side
    23,905.75x = 601,538,897.60
  5. Step 5: Solve for x
    x = 601,538,897.60/23,905.75
  6. Step 6: Final answer
    x = 25,162.94

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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.