Home / 18,164.54-27,246.83-5,685.63

Finding the Fourth Proportional to 18,164.54, 27,246.83 and 5,685.63

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Solution

The fourth proportional to 18,164.54, 27,246.83 and 5,685.63 is: 8,528.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.54 : 27,246.83 = 5,685.63 : x
  2. Step 2: Convert to fraction form
    18,164.54/27,246.83 = 5,685.63/x
  3. Step 3: Cross multiply
    18,164.54x = 27,246.83 × 5,685.63
  4. Step 4: Simplify right side
    18,164.54x = 154,915,295.43
  5. Step 5: Solve for x
    x = 154,915,295.43/18,164.54
  6. Step 6: Final answer
    x = 8,528.45

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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.