Home / 21,944.20-32,867.70-18,056.20

Finding the Fourth Proportional to 21,944.20, 32,867.70 and 18,056.20

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Solution

The fourth proportional to 21,944.20, 32,867.70 and 18,056.20 is: 27,044.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944.20 : 32,867.70 = 18,056.20 : x
  2. Step 2: Convert to fraction form
    21,944.20/32,867.70 = 18,056.20/x
  3. Step 3: Cross multiply
    21,944.20x = 32,867.70 × 18,056.20
  4. Step 4: Simplify right side
    21,944.20x = 593,465,764.74
  5. Step 5: Solve for x
    x = 593,465,764.74/21,944.20
  6. Step 6: Final answer
    x = 27,044.31

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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.