Home / 26,891.38-37,045.87-18,809.94

Finding the Fourth Proportional to 26,891.38, 37,045.87 and 18,809.94

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Solution

The fourth proportional to 26,891.38, 37,045.87 and 18,809.94 is: 25,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.38 : 37,045.87 = 18,809.94 : x
  2. Step 2: Convert to fraction form
    26,891.38/37,045.87 = 18,809.94/x
  3. Step 3: Cross multiply
    26,891.38x = 37,045.87 × 18,809.94
  4. Step 4: Simplify right side
    26,891.38x = 696,830,497.90
  5. Step 5: Solve for x
    x = 696,830,497.90/26,891.38
  6. Step 6: Final answer
    x = 25,912.79

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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.