Home / 37,791.12-56,692.88-11,489.76

Finding the Fourth Proportional to 37,791.12, 56,692.88 and 11,489.76

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Solution

The fourth proportional to 37,791.12, 56,692.88 and 11,489.76 is: 17,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,791.12 : 56,692.88 = 11,489.76 : x
  2. Step 2: Convert to fraction form
    37,791.12/56,692.88 = 11,489.76/x
  3. Step 3: Cross multiply
    37,791.12x = 56,692.88 × 11,489.76
  4. Step 4: Simplify right side
    37,791.12x = 651,387,584.91
  5. Step 5: Solve for x
    x = 651,387,584.91/37,791.12
  6. Step 6: Final answer
    x = 17,236.53

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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.