Home / 30,333.74-41,863.96-16,906.22

Finding the Fourth Proportional to 30,333.74, 41,863.96 and 16,906.22

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Solution

The fourth proportional to 30,333.74, 41,863.96 and 16,906.22 is: 23,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.74 : 41,863.96 = 16,906.22 : x
  2. Step 2: Convert to fraction form
    30,333.74/41,863.96 = 16,906.22/x
  3. Step 3: Cross multiply
    30,333.74x = 41,863.96 × 16,906.22
  4. Step 4: Simplify right side
    30,333.74x = 707,761,317.83
  5. Step 5: Solve for x
    x = 707,761,317.83/30,333.74
  6. Step 6: Final answer
    x = 23,332.48

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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.