Home / 22,668.67-33,994.13-13,311.05

Finding the Fourth Proportional to 22,668.67, 33,994.13 and 13,311.05

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Solution

The fourth proportional to 22,668.67, 33,994.13 and 13,311.05 is: 19,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.67 : 33,994.13 = 13,311.05 : x
  2. Step 2: Convert to fraction form
    22,668.67/33,994.13 = 13,311.05/x
  3. Step 3: Cross multiply
    22,668.67x = 33,994.13 × 13,311.05
  4. Step 4: Simplify right side
    22,668.67x = 452,497,582.57
  5. Step 5: Solve for x
    x = 452,497,582.57/22,668.67
  6. Step 6: Final answer
    x = 19,961.37

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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.