Home / 26,414.91-39,585.38-18,984.51

Finding the Fourth Proportional to 26,414.91, 39,585.38 and 18,984.51

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Solution

The fourth proportional to 26,414.91, 39,585.38 and 18,984.51 is: 28,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,414.91 : 39,585.38 = 18,984.51 : x
  2. Step 2: Convert to fraction form
    26,414.91/39,585.38 = 18,984.51/x
  3. Step 3: Cross multiply
    26,414.91x = 39,585.38 × 18,984.51
  4. Step 4: Simplify right side
    26,414.91x = 751,508,947.54
  5. Step 5: Solve for x
    x = 751,508,947.54/26,414.91
  6. Step 6: Final answer
    x = 28,450.18

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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.