Home / 26,910.17-37,093.37-21,235.71

Finding the Fourth Proportional to 26,910.17, 37,093.37 and 21,235.71

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Solution

The fourth proportional to 26,910.17, 37,093.37 and 21,235.71 is: 29,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.17 : 37,093.37 = 21,235.71 : x
  2. Step 2: Convert to fraction form
    26,910.17/37,093.37 = 21,235.71/x
  3. Step 3: Cross multiply
    26,910.17x = 37,093.37 × 21,235.71
  4. Step 4: Simplify right side
    26,910.17x = 787,703,942.06
  5. Step 5: Solve for x
    x = 787,703,942.06/26,910.17
  6. Step 6: Final answer
    x = 29,271.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.