Home / 30,161.37-41,620.72-16,732.59

Finding the Fourth Proportional to 30,161.37, 41,620.72 and 16,732.59

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Solution

The fourth proportional to 30,161.37, 41,620.72 and 16,732.59 is: 23,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,161.37 : 41,620.72 = 16,732.59 : x
  2. Step 2: Convert to fraction form
    30,161.37/41,620.72 = 16,732.59/x
  3. Step 3: Cross multiply
    30,161.37x = 41,620.72 × 16,732.59
  4. Step 4: Simplify right side
    30,161.37x = 696,422,443.26
  5. Step 5: Solve for x
    x = 696,422,443.26/30,161.37
  6. Step 6: Final answer
    x = 23,089.88

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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.