Home / 27,794.06-38,361.24-21,732.32

Finding the Fourth Proportional to 27,794.06, 38,361.24 and 21,732.32

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Solution

The fourth proportional to 27,794.06, 38,361.24 and 21,732.32 is: 29,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794.06 : 38,361.24 = 21,732.32 : x
  2. Step 2: Convert to fraction form
    27,794.06/38,361.24 = 21,732.32/x
  3. Step 3: Cross multiply
    27,794.06x = 38,361.24 × 21,732.32
  4. Step 4: Simplify right side
    27,794.06x = 833,678,743.28
  5. Step 5: Solve for x
    x = 833,678,743.28/27,794.06
  6. Step 6: Final answer
    x = 29,994.85

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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.