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Finding the Fourth Proportional to 24,311.67, 33,550.12 and 13,133.67

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Solution

The fourth proportional to 24,311.67, 33,550.12 and 13,133.67 is: 18,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,311.67 : 33,550.12 = 13,133.67 : x
  2. Step 2: Convert to fraction form
    24,311.67/33,550.12 = 13,133.67/x
  3. Step 3: Cross multiply
    24,311.67x = 33,550.12 × 13,133.67
  4. Step 4: Simplify right side
    24,311.67x = 440,636,138.87
  5. Step 5: Solve for x
    x = 440,636,138.87/24,311.67
  6. Step 6: Final answer
    x = 18,124.47

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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.