Home / 18,304.92-27,428.66-10,905.33

Finding the Fourth Proportional to 18,304.92, 27,428.66 and 10,905.33

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Solution

The fourth proportional to 18,304.92, 27,428.66 and 10,905.33 is: 16,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.92 : 27,428.66 = 10,905.33 : x
  2. Step 2: Convert to fraction form
    18,304.92/27,428.66 = 10,905.33/x
  3. Step 3: Cross multiply
    18,304.92x = 27,428.66 × 10,905.33
  4. Step 4: Simplify right side
    18,304.92x = 299,118,588.76
  5. Step 5: Solve for x
    x = 299,118,588.76/18,304.92
  6. Step 6: Final answer
    x = 16,340.88

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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.