Home / 18,628.67-27,933.69-5,976.74

Finding the Fourth Proportional to 18,628.67, 27,933.69 and 5,976.74

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Solution

The fourth proportional to 18,628.67, 27,933.69 and 5,976.74 is: 8,962.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628.67 : 27,933.69 = 5,976.74 : x
  2. Step 2: Convert to fraction form
    18,628.67/27,933.69 = 5,976.74/x
  3. Step 3: Cross multiply
    18,628.67x = 27,933.69 × 5,976.74
  4. Step 4: Simplify right side
    18,628.67x = 166,952,402.37
  5. Step 5: Solve for x
    x = 166,952,402.37/18,628.67
  6. Step 6: Final answer
    x = 8,962.12

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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.