Home / 26,908.66-40,371.64-8,192.32

Finding the Fourth Proportional to 26,908.66, 40,371.64 and 8,192.32

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Solution

The fourth proportional to 26,908.66, 40,371.64 and 8,192.32 is: 12,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.66 : 40,371.64 = 8,192.32 : x
  2. Step 2: Convert to fraction form
    26,908.66/40,371.64 = 8,192.32/x
  3. Step 3: Cross multiply
    26,908.66x = 40,371.64 × 8,192.32
  4. Step 4: Simplify right side
    26,908.66x = 330,737,393.80
  5. Step 5: Solve for x
    x = 330,737,393.80/26,908.66
  6. Step 6: Final answer
    x = 12,291.11

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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.