Home / 27,982.67-38,624.22-22,356.59

Finding the Fourth Proportional to 27,982.67, 38,624.22 and 22,356.59

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Solution

The fourth proportional to 27,982.67, 38,624.22 and 22,356.59 is: 30,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.67 : 38,624.22 = 22,356.59 : x
  2. Step 2: Convert to fraction form
    27,982.67/38,624.22 = 22,356.59/x
  3. Step 3: Cross multiply
    27,982.67x = 38,624.22 × 22,356.59
  4. Step 4: Simplify right side
    27,982.67x = 863,505,657.49
  5. Step 5: Solve for x
    x = 863,505,657.49/27,982.67
  6. Step 6: Final answer
    x = 30,858.59

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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.