Home / 33,801.52-46,634.64-20,367.76

Finding the Fourth Proportional to 33,801.52, 46,634.64 and 20,367.76

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Solution

The fourth proportional to 33,801.52, 46,634.64 and 20,367.76 is: 28,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,801.52 : 46,634.64 = 20,367.76 : x
  2. Step 2: Convert to fraction form
    33,801.52/46,634.64 = 20,367.76/x
  3. Step 3: Cross multiply
    33,801.52x = 46,634.64 × 20,367.76
  4. Step 4: Simplify right side
    33,801.52x = 949,843,155.21
  5. Step 5: Solve for x
    x = 949,843,155.21/33,801.52
  6. Step 6: Final answer
    x = 28,100.60

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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.