Home / 16,286.40-24,427.44-8,899.20

Finding the Fourth Proportional to 16,286.40, 24,427.44 and 8,899.20

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Solution

The fourth proportional to 16,286.40, 24,427.44 and 8,899.20 is: 13,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,286.40 : 24,427.44 = 8,899.20 : x
  2. Step 2: Convert to fraction form
    16,286.40/24,427.44 = 8,899.20/x
  3. Step 3: Cross multiply
    16,286.40x = 24,427.44 × 8,899.20
  4. Step 4: Simplify right side
    16,286.40x = 217,384,674.05
  5. Step 5: Solve for x
    x = 217,384,674.05/16,286.40
  6. Step 6: Final answer
    x = 13,347.62

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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.