Home / 27,972.84-41,958.99-13,173.66

Finding the Fourth Proportional to 27,972.84, 41,958.99 and 13,173.66

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Solution

The fourth proportional to 27,972.84, 41,958.99 and 13,173.66 is: 19,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.84 : 41,958.99 = 13,173.66 : x
  2. Step 2: Convert to fraction form
    27,972.84/41,958.99 = 13,173.66/x
  3. Step 3: Cross multiply
    27,972.84x = 41,958.99 × 13,173.66
  4. Step 4: Simplify right side
    27,972.84x = 552,753,468.20
  5. Step 5: Solve for x
    x = 552,753,468.20/27,972.84
  6. Step 6: Final answer
    x = 19,760.36

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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.