Home / 30,181.96-41,649.15-16,753.22

Finding the Fourth Proportional to 30,181.96, 41,649.15 and 16,753.22

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Solution

The fourth proportional to 30,181.96, 41,649.15 and 16,753.22 is: 23,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.96 : 41,649.15 = 16,753.22 : x
  2. Step 2: Convert to fraction form
    30,181.96/41,649.15 = 16,753.22/x
  3. Step 3: Cross multiply
    30,181.96x = 41,649.15 × 16,753.22
  4. Step 4: Simplify right side
    30,181.96x = 697,757,372.76
  5. Step 5: Solve for x
    x = 697,757,372.76/30,181.96
  6. Step 6: Final answer
    x = 23,118.36

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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.