Home / 30,086.27-41,520.59-16,659

Finding the Fourth Proportional to 30,086.27, 41,520.59 and 16,659

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Solution

The fourth proportional to 30,086.27, 41,520.59 and 16,659 is: 22,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.27 : 41,520.59 = 16,659 : x
  2. Step 2: Convert to fraction form
    30,086.27/41,520.59 = 16,659/x
  3. Step 3: Cross multiply
    30,086.27x = 41,520.59 × 16,659
  4. Step 4: Simplify right side
    30,086.27x = 691,691,508.81
  5. Step 5: Solve for x
    x = 691,691,508.81/30,086.27
  6. Step 6: Final answer
    x = 22,990.27

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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.