Home / 14,446.86-21,673.32-8,209.76

Finding the Fourth Proportional to 14,446.86, 21,673.32 and 8,209.76

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Solution

The fourth proportional to 14,446.86, 21,673.32 and 8,209.76 is: 12,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.86 : 21,673.32 = 8,209.76 : x
  2. Step 2: Convert to fraction form
    14,446.86/21,673.32 = 8,209.76/x
  3. Step 3: Cross multiply
    14,446.86x = 21,673.32 × 8,209.76
  4. Step 4: Simplify right side
    14,446.86x = 177,932,755.60
  5. Step 5: Solve for x
    x = 177,932,755.60/14,446.86
  6. Step 6: Final answer
    x = 12,316.36

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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.