Home / 16,296.32-24,429.76-13,540.80

Finding the Fourth Proportional to 16,296.32, 24,429.76 and 13,540.80

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Solution

The fourth proportional to 16,296.32, 24,429.76 and 13,540.80 is: 20,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296.32 : 24,429.76 = 13,540.80 : x
  2. Step 2: Convert to fraction form
    16,296.32/24,429.76 = 13,540.80/x
  3. Step 3: Cross multiply
    16,296.32x = 24,429.76 × 13,540.80
  4. Step 4: Simplify right side
    16,296.32x = 330,798,494.21
  5. Step 5: Solve for x
    x = 330,798,494.21/16,296.32
  6. Step 6: Final answer
    x = 20,298.97

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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.