Home / 27,965.44-38,591.60-16,035.76

Finding the Fourth Proportional to 27,965.44, 38,591.60 and 16,035.76

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Solution

The fourth proportional to 27,965.44, 38,591.60 and 16,035.76 is: 22,128.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.44 : 38,591.60 = 16,035.76 : x
  2. Step 2: Convert to fraction form
    27,965.44/38,591.60 = 16,035.76/x
  3. Step 3: Cross multiply
    27,965.44x = 38,591.60 × 16,035.76
  4. Step 4: Simplify right side
    27,965.44x = 618,845,635.62
  5. Step 5: Solve for x
    x = 618,845,635.62/27,965.44
  6. Step 6: Final answer
    x = 22,128.94

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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.