Home / 27,954.81-38,568.96-16,015.85

Finding the Fourth Proportional to 27,954.81, 38,568.96 and 16,015.85

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Solution

The fourth proportional to 27,954.81, 38,568.96 and 16,015.85 is: 22,096.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954.81 : 38,568.96 = 16,015.85 : x
  2. Step 2: Convert to fraction form
    27,954.81/38,568.96 = 16,015.85/x
  3. Step 3: Cross multiply
    27,954.81x = 38,568.96 × 16,015.85
  4. Step 4: Simplify right side
    27,954.81x = 617,714,485.17
  5. Step 5: Solve for x
    x = 617,714,485.17/27,954.81
  6. Step 6: Final answer
    x = 22,096.89

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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.