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Finding the Fourth Proportional to 30,845.88, 46,267.55 and 16,894.34

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Solution

The fourth proportional to 30,845.88, 46,267.55 and 16,894.34 is: 25,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.88 : 46,267.55 = 16,894.34 : x
  2. Step 2: Convert to fraction form
    30,845.88/46,267.55 = 16,894.34/x
  3. Step 3: Cross multiply
    30,845.88x = 46,267.55 × 16,894.34
  4. Step 4: Simplify right side
    30,845.88x = 781,659,404.86
  5. Step 5: Solve for x
    x = 781,659,404.86/30,845.88
  6. Step 6: Final answer
    x = 25,340.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.