Home / 26,718.96-40,067.28-7,992.24

Finding the Fourth Proportional to 26,718.96, 40,067.28 and 7,992.24

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Solution

The fourth proportional to 26,718.96, 40,067.28 and 7,992.24 is: 11,985.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.96 : 40,067.28 = 7,992.24 : x
  2. Step 2: Convert to fraction form
    26,718.96/40,067.28 = 7,992.24/x
  3. Step 3: Cross multiply
    26,718.96x = 40,067.28 × 7,992.24
  4. Step 4: Simplify right side
    26,718.96x = 320,227,317.91
  5. Step 5: Solve for x
    x = 320,227,317.91/26,718.96
  6. Step 6: Final answer
    x = 11,985.02

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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.