Home / 13,408.54-20,095.80-6,012.70

Finding the Fourth Proportional to 13,408.54, 20,095.80 and 6,012.70

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Solution

The fourth proportional to 13,408.54, 20,095.80 and 6,012.70 is: 9,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408.54 : 20,095.80 = 6,012.70 : x
  2. Step 2: Convert to fraction form
    13,408.54/20,095.80 = 6,012.70/x
  3. Step 3: Cross multiply
    13,408.54x = 20,095.80 × 6,012.70
  4. Step 4: Simplify right side
    13,408.54x = 120,829,943.87
  5. Step 5: Solve for x
    x = 120,829,943.87/13,408.54
  6. Step 6: Final answer
    x = 9,011.42

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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.