Home / 30,086.73-41,519.19-16,657.70

Finding the Fourth Proportional to 30,086.73, 41,519.19 and 16,657.70

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Solution

The fourth proportional to 30,086.73, 41,519.19 and 16,657.70 is: 22,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.73 : 41,519.19 = 16,657.70 : x
  2. Step 2: Convert to fraction form
    30,086.73/41,519.19 = 16,657.70/x
  3. Step 3: Cross multiply
    30,086.73x = 41,519.19 × 16,657.70
  4. Step 4: Simplify right side
    30,086.73x = 691,614,211.26
  5. Step 5: Solve for x
    x = 691,614,211.26/30,086.73
  6. Step 6: Final answer
    x = 22,987.35

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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.