Home / 15,131.88-22,692.96-4,997.97

Finding the Fourth Proportional to 15,131.88, 22,692.96 and 4,997.97

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Solution

The fourth proportional to 15,131.88, 22,692.96 and 4,997.97 is: 7,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.88 : 22,692.96 = 4,997.97 : x
  2. Step 2: Convert to fraction form
    15,131.88/22,692.96 = 4,997.97/x
  3. Step 3: Cross multiply
    15,131.88x = 22,692.96 × 4,997.97
  4. Step 4: Simplify right side
    15,131.88x = 113,418,733.29
  5. Step 5: Solve for x
    x = 113,418,733.29/15,131.88
  6. Step 6: Final answer
    x = 7,495.35

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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.