Home / 27,615.54-38,107.64-16,284.50

Finding the Fourth Proportional to 27,615.54, 38,107.64 and 16,284.50

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Solution

The fourth proportional to 27,615.54, 38,107.64 and 16,284.50 is: 22,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,615.54 : 38,107.64 = 16,284.50 : x
  2. Step 2: Convert to fraction form
    27,615.54/38,107.64 = 16,284.50/x
  3. Step 3: Cross multiply
    27,615.54x = 38,107.64 × 16,284.50
  4. Step 4: Simplify right side
    27,615.54x = 620,563,591.62
  5. Step 5: Solve for x
    x = 620,563,591.62/27,615.54
  6. Step 6: Final answer
    x = 22,471.54

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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.