Home / 22,829.12-31,504.01-12,757.44

Finding the Fourth Proportional to 22,829.12, 31,504.01 and 12,757.44

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Solution

The fourth proportional to 22,829.12, 31,504.01 and 12,757.44 is: 17,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.12 : 31,504.01 = 12,757.44 : x
  2. Step 2: Convert to fraction form
    22,829.12/31,504.01 = 12,757.44/x
  3. Step 3: Cross multiply
    22,829.12x = 31,504.01 × 12,757.44
  4. Step 4: Simplify right side
    22,829.12x = 401,910,453.55
  5. Step 5: Solve for x
    x = 401,910,453.55/22,829.12
  6. Step 6: Final answer
    x = 17,605.17

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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.