Home / 27,630.16-38,134.72-25,942.16

Finding the Fourth Proportional to 27,630.16, 38,134.72 and 25,942.16

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Solution

The fourth proportional to 27,630.16, 38,134.72 and 25,942.16 is: 35,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.16 : 38,134.72 = 25,942.16 : x
  2. Step 2: Convert to fraction form
    27,630.16/38,134.72 = 25,942.16/x
  3. Step 3: Cross multiply
    27,630.16x = 38,134.72 × 25,942.16
  4. Step 4: Simplify right side
    27,630.16x = 989,297,007.80
  5. Step 5: Solve for x
    x = 989,297,007.80/27,630.16
  6. Step 6: Final answer
    x = 35,804.97

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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.