Home / 27,327.64-40,991.46-21,096.74

Finding the Fourth Proportional to 27,327.64, 40,991.46 and 21,096.74

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Solution

The fourth proportional to 27,327.64, 40,991.46 and 21,096.74 is: 31,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.64 : 40,991.46 = 21,096.74 : x
  2. Step 2: Convert to fraction form
    27,327.64/40,991.46 = 21,096.74/x
  3. Step 3: Cross multiply
    27,327.64x = 40,991.46 × 21,096.74
  4. Step 4: Simplify right side
    27,327.64x = 864,786,276.32
  5. Step 5: Solve for x
    x = 864,786,276.32/27,327.64
  6. Step 6: Final answer
    x = 31,645.12

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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.