Home / 31,503.12-47,189.88-22,755.60

Finding the Fourth Proportional to 31,503.12, 47,189.88 and 22,755.60

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Solution

The fourth proportional to 31,503.12, 47,189.88 and 22,755.60 is: 34,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.12 : 47,189.88 = 22,755.60 : x
  2. Step 2: Convert to fraction form
    31,503.12/47,189.88 = 22,755.60/x
  3. Step 3: Cross multiply
    31,503.12x = 47,189.88 × 22,755.60
  4. Step 4: Simplify right side
    31,503.12x = 1,073,834,033.33
  5. Step 5: Solve for x
    x = 1,073,834,033.33/31,503.12
  6. Step 6: Final answer
    x = 34,086.59

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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.