Home / 18,223.28-27,338.58-5,746.46

Finding the Fourth Proportional to 18,223.28, 27,338.58 and 5,746.46

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Solution

The fourth proportional to 18,223.28, 27,338.58 and 5,746.46 is: 8,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.28 : 27,338.58 = 5,746.46 : x
  2. Step 2: Convert to fraction form
    18,223.28/27,338.58 = 5,746.46/x
  3. Step 3: Cross multiply
    18,223.28x = 27,338.58 × 5,746.46
  4. Step 4: Simplify right side
    18,223.28x = 157,100,056.43
  5. Step 5: Solve for x
    x = 157,100,056.43/18,223.28
  6. Step 6: Final answer
    x = 8,620.84

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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.