Home / 23,812.46-32,786.36-20,219.84

Finding the Fourth Proportional to 23,812.46, 32,786.36 and 20,219.84

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Solution

The fourth proportional to 23,812.46, 32,786.36 and 20,219.84 is: 27,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,812.46 : 32,786.36 = 20,219.84 : x
  2. Step 2: Convert to fraction form
    23,812.46/32,786.36 = 20,219.84/x
  3. Step 3: Cross multiply
    23,812.46x = 32,786.36 × 20,219.84
  4. Step 4: Simplify right side
    23,812.46x = 662,934,688.35
  5. Step 5: Solve for x
    x = 662,934,688.35/23,812.46
  6. Step 6: Final answer
    x = 27,839.83

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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.