Home / 30,167.60-41,630.65-16,738.56

Finding the Fourth Proportional to 30,167.60, 41,630.65 and 16,738.56

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Solution

The fourth proportional to 30,167.60, 41,630.65 and 16,738.56 is: 23,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167.60 : 41,630.65 = 16,738.56 : x
  2. Step 2: Convert to fraction form
    30,167.60/41,630.65 = 16,738.56/x
  3. Step 3: Cross multiply
    30,167.60x = 41,630.65 × 16,738.56
  4. Step 4: Simplify right side
    30,167.60x = 696,837,091.02
  5. Step 5: Solve for x
    x = 696,837,091.02/30,167.60
  6. Step 6: Final answer
    x = 23,098.86

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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.