Home / 22,110.10-33,116.55-13,329.70

Finding the Fourth Proportional to 22,110.10, 33,116.55 and 13,329.70

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Solution

The fourth proportional to 22,110.10, 33,116.55 and 13,329.70 is: 19,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.10 : 33,116.55 = 13,329.70 : x
  2. Step 2: Convert to fraction form
    22,110.10/33,116.55 = 13,329.70/x
  3. Step 3: Cross multiply
    22,110.10x = 33,116.55 × 13,329.70
  4. Step 4: Simplify right side
    22,110.10x = 441,433,676.54
  5. Step 5: Solve for x
    x = 441,433,676.54/22,110.10
  6. Step 6: Final answer
    x = 19,965.25

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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.