Home / 33,329.95-45,996.05-18,222.57

Finding the Fourth Proportional to 33,329.95, 45,996.05 and 18,222.57

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Solution

The fourth proportional to 33,329.95, 45,996.05 and 18,222.57 is: 25,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,329.95 : 45,996.05 = 18,222.57 : x
  2. Step 2: Convert to fraction form
    33,329.95/45,996.05 = 18,222.57/x
  3. Step 3: Cross multiply
    33,329.95x = 45,996.05 × 18,222.57
  4. Step 4: Simplify right side
    33,329.95x = 838,166,286.40
  5. Step 5: Solve for x
    x = 838,166,286.40/33,329.95
  6. Step 6: Final answer
    x = 25,147.54

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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.