Home / 16,824.90-23,221.82-11,159.96

Finding the Fourth Proportional to 16,824.90, 23,221.82 and 11,159.96

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Solution

The fourth proportional to 16,824.90, 23,221.82 and 11,159.96 is: 15,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.90 : 23,221.82 = 11,159.96 : x
  2. Step 2: Convert to fraction form
    16,824.90/23,221.82 = 11,159.96/x
  3. Step 3: Cross multiply
    16,824.90x = 23,221.82 × 11,159.96
  4. Step 4: Simplify right side
    16,824.90x = 259,154,582.33
  5. Step 5: Solve for x
    x = 259,154,582.33/16,824.90
  6. Step 6: Final answer
    x = 15,403.04

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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.