Home / 30,241.98-41,731.08-17,493.12

Finding the Fourth Proportional to 30,241.98, 41,731.08 and 17,493.12

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Solution

The fourth proportional to 30,241.98, 41,731.08 and 17,493.12 is: 24,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241.98 : 41,731.08 = 17,493.12 : x
  2. Step 2: Convert to fraction form
    30,241.98/41,731.08 = 17,493.12/x
  3. Step 3: Cross multiply
    30,241.98x = 41,731.08 × 17,493.12
  4. Step 4: Simplify right side
    30,241.98x = 730,006,790.17
  5. Step 5: Solve for x
    x = 730,006,790.17/30,241.98
  6. Step 6: Final answer
    x = 24,138.86

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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.