Home / 33,651.30-46,438.86-20,222.76

Finding the Fourth Proportional to 33,651.30, 46,438.86 and 20,222.76

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Solution

The fourth proportional to 33,651.30, 46,438.86 and 20,222.76 is: 27,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,651.30 : 46,438.86 = 20,222.76 : x
  2. Step 2: Convert to fraction form
    33,651.30/46,438.86 = 20,222.76/x
  3. Step 3: Cross multiply
    33,651.30x = 46,438.86 × 20,222.76
  4. Step 4: Simplify right side
    33,651.30x = 939,121,920.45
  5. Step 5: Solve for x
    x = 939,121,920.45/33,651.30
  6. Step 6: Final answer
    x = 27,907.45

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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.