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Finding the Fourth Proportional to 13,373.70, 20,063.34 and 4,013.34

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Solution

The fourth proportional to 13,373.70, 20,063.34 and 4,013.34 is: 6,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.70 : 20,063.34 = 4,013.34 : x
  2. Step 2: Convert to fraction form
    13,373.70/20,063.34 = 4,013.34/x
  3. Step 3: Cross multiply
    13,373.70x = 20,063.34 × 4,013.34
  4. Step 4: Simplify right side
    13,373.70x = 80,521,004.96
  5. Step 5: Solve for x
    x = 80,521,004.96/13,373.70
  6. Step 6: Final answer
    x = 6,020.85

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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.