Home / 16,139.28-24,205.14-4,453.44

Finding the Fourth Proportional to 16,139.28, 24,205.14 and 4,453.44

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Solution

The fourth proportional to 16,139.28, 24,205.14 and 4,453.44 is: 6,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,139.28 : 24,205.14 = 4,453.44 : x
  2. Step 2: Convert to fraction form
    16,139.28/24,205.14 = 4,453.44/x
  3. Step 3: Cross multiply
    16,139.28x = 24,205.14 × 4,453.44
  4. Step 4: Simplify right side
    16,139.28x = 107,796,138.68
  5. Step 5: Solve for x
    x = 107,796,138.68/16,139.28
  6. Step 6: Final answer
    x = 6,679.12

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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.