Home / 30,016.92-41,422.08-16,588.68

Finding the Fourth Proportional to 30,016.92, 41,422.08 and 16,588.68

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Solution

The fourth proportional to 30,016.92, 41,422.08 and 16,588.68 is: 22,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.92 : 41,422.08 = 16,588.68 : x
  2. Step 2: Convert to fraction form
    30,016.92/41,422.08 = 16,588.68/x
  3. Step 3: Cross multiply
    30,016.92x = 41,422.08 × 16,588.68
  4. Step 4: Simplify right side
    30,016.92x = 687,137,630.05
  5. Step 5: Solve for x
    x = 687,137,630.05/30,016.92
  6. Step 6: Final answer
    x = 22,891.68

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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.