Home / 33,793.72-46,623.78-20,359.90

Finding the Fourth Proportional to 33,793.72, 46,623.78 and 20,359.90

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Solution

The fourth proportional to 33,793.72, 46,623.78 and 20,359.90 is: 28,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.72 : 46,623.78 = 20,359.90 : x
  2. Step 2: Convert to fraction form
    33,793.72/46,623.78 = 20,359.90/x
  3. Step 3: Cross multiply
    33,793.72x = 46,623.78 × 20,359.90
  4. Step 4: Simplify right side
    33,793.72x = 949,255,498.42
  5. Step 5: Solve for x
    x = 949,255,498.42/33,793.72
  6. Step 6: Final answer
    x = 28,089.70

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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.