Home / 26,777.27-40,165.97-10,979.39

Finding the Fourth Proportional to 26,777.27, 40,165.97 and 10,979.39

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Solution

The fourth proportional to 26,777.27, 40,165.97 and 10,979.39 is: 16,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.27 : 40,165.97 = 10,979.39 : x
  2. Step 2: Convert to fraction form
    26,777.27/40,165.97 = 10,979.39/x
  3. Step 3: Cross multiply
    26,777.27x = 40,165.97 × 10,979.39
  4. Step 4: Simplify right side
    26,777.27x = 440,997,894.88
  5. Step 5: Solve for x
    x = 440,997,894.88/26,777.27
  6. Step 6: Final answer
    x = 16,469.11

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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.