Home / 14,161.86-21,245.34-11,552.50

Finding the Fourth Proportional to 14,161.86, 21,245.34 and 11,552.50

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Solution

The fourth proportional to 14,161.86, 21,245.34 and 11,552.50 is: 17,330.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.86 : 21,245.34 = 11,552.50 : x
  2. Step 2: Convert to fraction form
    14,161.86/21,245.34 = 11,552.50/x
  3. Step 3: Cross multiply
    14,161.86x = 21,245.34 × 11,552.50
  4. Step 4: Simplify right side
    14,161.86x = 245,436,790.35
  5. Step 5: Solve for x
    x = 245,436,790.35/14,161.86
  6. Step 6: Final answer
    x = 17,330.83

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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.