Home / 33,634.88-46,438.50-20,907.08

Finding the Fourth Proportional to 33,634.88, 46,438.50 and 20,907.08

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Solution

The fourth proportional to 33,634.88, 46,438.50 and 20,907.08 is: 28,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,634.88 : 46,438.50 = 20,907.08 : x
  2. Step 2: Convert to fraction form
    33,634.88/46,438.50 = 20,907.08/x
  3. Step 3: Cross multiply
    33,634.88x = 46,438.50 × 20,907.08
  4. Step 4: Simplify right side
    33,634.88x = 970,893,434.58
  5. Step 5: Solve for x
    x = 970,893,434.58/33,634.88
  6. Step 6: Final answer
    x = 28,865.67

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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.