Home / 30,551.67-42,186.96-22,984.85

Finding the Fourth Proportional to 30,551.67, 42,186.96 and 22,984.85

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Solution

The fourth proportional to 30,551.67, 42,186.96 and 22,984.85 is: 31,738.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551.67 : 42,186.96 = 22,984.85 : x
  2. Step 2: Convert to fraction form
    30,551.67/42,186.96 = 22,984.85/x
  3. Step 3: Cross multiply
    30,551.67x = 42,186.96 × 22,984.85
  4. Step 4: Simplify right side
    30,551.67x = 969,660,736.62
  5. Step 5: Solve for x
    x = 969,660,736.62/30,551.67
  6. Step 6: Final answer
    x = 31,738.39

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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.