Home / 28,619.24-39,494.18-16,043.88

Finding the Fourth Proportional to 28,619.24, 39,494.18 and 16,043.88

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Solution

The fourth proportional to 28,619.24, 39,494.18 and 16,043.88 is: 22,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,619.24 : 39,494.18 = 16,043.88 : x
  2. Step 2: Convert to fraction form
    28,619.24/39,494.18 = 16,043.88/x
  3. Step 3: Cross multiply
    28,619.24x = 39,494.18 × 16,043.88
  4. Step 4: Simplify right side
    28,619.24x = 633,639,884.62
  5. Step 5: Solve for x
    x = 633,639,884.62/28,619.24
  6. Step 6: Final answer
    x = 22,140.35

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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.