Home / 26,992.19-40,488.71-8,272.46

Finding the Fourth Proportional to 26,992.19, 40,488.71 and 8,272.46

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Solution

The fourth proportional to 26,992.19, 40,488.71 and 8,272.46 is: 12,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.19 : 40,488.71 = 8,272.46 : x
  2. Step 2: Convert to fraction form
    26,992.19/40,488.71 = 8,272.46/x
  3. Step 3: Cross multiply
    26,992.19x = 40,488.71 × 8,272.46
  4. Step 4: Simplify right side
    26,992.19x = 334,940,990.12
  5. Step 5: Solve for x
    x = 334,940,990.12/26,992.19
  6. Step 6: Final answer
    x = 12,408.81

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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.