Home / 27,144.36-40,712.24-16,610.72

Finding the Fourth Proportional to 27,144.36, 40,712.24 and 16,610.72

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Solution

The fourth proportional to 27,144.36, 40,712.24 and 16,610.72 is: 24,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.36 : 40,712.24 = 16,610.72 : x
  2. Step 2: Convert to fraction form
    27,144.36/40,712.24 = 16,610.72/x
  3. Step 3: Cross multiply
    27,144.36x = 40,712.24 × 16,610.72
  4. Step 4: Simplify right side
    27,144.36x = 676,259,619.21
  5. Step 5: Solve for x
    x = 676,259,619.21/27,144.36
  6. Step 6: Final answer
    x = 24,913.45

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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.