Home / 28,619.39-39,494.74-16,044.14

Finding the Fourth Proportional to 28,619.39, 39,494.74 and 16,044.14

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Solution

The fourth proportional to 28,619.39, 39,494.74 and 16,044.14 is: 22,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,619.39 : 39,494.74 = 16,044.14 : x
  2. Step 2: Convert to fraction form
    28,619.39/39,494.74 = 16,044.14/x
  3. Step 3: Cross multiply
    28,619.39x = 39,494.74 × 16,044.14
  4. Step 4: Simplify right side
    28,619.39x = 633,659,057.60
  5. Step 5: Solve for x
    x = 633,659,057.60/28,619.39
  6. Step 6: Final answer
    x = 22,140.90

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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.