Home / 18,426.57-27,642.60-5,942.49

Finding the Fourth Proportional to 18,426.57, 27,642.60 and 5,942.49

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Solution

The fourth proportional to 18,426.57, 27,642.60 and 5,942.49 is: 8,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.57 : 27,642.60 = 5,942.49 : x
  2. Step 2: Convert to fraction form
    18,426.57/27,642.60 = 5,942.49/x
  3. Step 3: Cross multiply
    18,426.57x = 27,642.60 × 5,942.49
  4. Step 4: Simplify right side
    18,426.57x = 164,265,874.07
  5. Step 5: Solve for x
    x = 164,265,874.07/18,426.57
  6. Step 6: Final answer
    x = 8,914.62

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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.