Home / 18,464.39-27,698.51-5,983.91

Finding the Fourth Proportional to 18,464.39, 27,698.51 and 5,983.91

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Solution

The fourth proportional to 18,464.39, 27,698.51 and 5,983.91 is: 8,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.39 : 27,698.51 = 5,983.91 : x
  2. Step 2: Convert to fraction form
    18,464.39/27,698.51 = 5,983.91/x
  3. Step 3: Cross multiply
    18,464.39x = 27,698.51 × 5,983.91
  4. Step 4: Simplify right side
    18,464.39x = 165,745,390.97
  5. Step 5: Solve for x
    x = 165,745,390.97/18,464.39
  6. Step 6: Final answer
    x = 8,976.49

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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.