Home / 22,821.44-31,493.24-12,750.03

Finding the Fourth Proportional to 22,821.44, 31,493.24 and 12,750.03

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Solution

The fourth proportional to 22,821.44, 31,493.24 and 12,750.03 is: 17,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.44 : 31,493.24 = 12,750.03 : x
  2. Step 2: Convert to fraction form
    22,821.44/31,493.24 = 12,750.03/x
  3. Step 3: Cross multiply
    22,821.44x = 31,493.24 × 12,750.03
  4. Step 4: Simplify right side
    22,821.44x = 401,539,754.80
  5. Step 5: Solve for x
    x = 401,539,754.80/22,821.44
  6. Step 6: Final answer
    x = 17,594.85

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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.