Home / 27,997.12-41,971.40-10,467.12

Finding the Fourth Proportional to 27,997.12, 41,971.40 and 10,467.12

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Solution

The fourth proportional to 27,997.12, 41,971.40 and 10,467.12 is: 15,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.12 : 41,971.40 = 10,467.12 : x
  2. Step 2: Convert to fraction form
    27,997.12/41,971.40 = 10,467.12/x
  3. Step 3: Cross multiply
    27,997.12x = 41,971.40 × 10,467.12
  4. Step 4: Simplify right side
    27,997.12x = 439,319,680.37
  5. Step 5: Solve for x
    x = 439,319,680.37/27,997.12
  6. Step 6: Final answer
    x = 15,691.60

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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.