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Finding the Fourth Proportional to 16,488.27, 24,742.44 and 9,477.09

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Solution

The fourth proportional to 16,488.27, 24,742.44 and 9,477.09 is: 14,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.27 : 24,742.44 = 9,477.09 : x
  2. Step 2: Convert to fraction form
    16,488.27/24,742.44 = 9,477.09/x
  3. Step 3: Cross multiply
    16,488.27x = 24,742.44 × 9,477.09
  4. Step 4: Simplify right side
    16,488.27x = 234,486,330.70
  5. Step 5: Solve for x
    x = 234,486,330.70/16,488.27
  6. Step 6: Final answer
    x = 14,221.40

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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.