Home / 30,205.20-45,335.48-16,181.07

Finding the Fourth Proportional to 30,205.20, 45,335.48 and 16,181.07

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Solution

The fourth proportional to 30,205.20, 45,335.48 and 16,181.07 is: 24,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,205.20 : 45,335.48 = 16,181.07 : x
  2. Step 2: Convert to fraction form
    30,205.20/45,335.48 = 16,181.07/x
  3. Step 3: Cross multiply
    30,205.20x = 45,335.48 × 16,181.07
  4. Step 4: Simplify right side
    30,205.20x = 733,576,483.73
  5. Step 5: Solve for x
    x = 733,576,483.73/30,205.20
  6. Step 6: Final answer
    x = 24,286.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.