Home / 21,923.40-32,906.70-10,842.60

Finding the Fourth Proportional to 21,923.40, 32,906.70 and 10,842.60

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Solution

The fourth proportional to 21,923.40, 32,906.70 and 10,842.60 is: 16,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923.40 : 32,906.70 = 10,842.60 : x
  2. Step 2: Convert to fraction form
    21,923.40/32,906.70 = 10,842.60/x
  3. Step 3: Cross multiply
    21,923.40x = 32,906.70 × 10,842.60
  4. Step 4: Simplify right side
    21,923.40x = 356,794,185.42
  5. Step 5: Solve for x
    x = 356,794,185.42/21,923.40
  6. Step 6: Final answer
    x = 16,274.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.