Home / 27,759.60-41,615.10-16,670.70

Finding the Fourth Proportional to 27,759.60, 41,615.10 and 16,670.70

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Solution

The fourth proportional to 27,759.60, 41,615.10 and 16,670.70 is: 24,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759.60 : 41,615.10 = 16,670.70 : x
  2. Step 2: Convert to fraction form
    27,759.60/41,615.10 = 16,670.70/x
  3. Step 3: Cross multiply
    27,759.60x = 41,615.10 × 16,670.70
  4. Step 4: Simplify right side
    27,759.60x = 693,752,847.57
  5. Step 5: Solve for x
    x = 693,752,847.57/27,759.60
  6. Step 6: Final answer
    x = 24,991.46

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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.