Home / 22,840.44-31,519.53-12,631.46

Finding the Fourth Proportional to 22,840.44, 31,519.53 and 12,631.46

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Solution

The fourth proportional to 22,840.44, 31,519.53 and 12,631.46 is: 17,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.44 : 31,519.53 = 12,631.46 : x
  2. Step 2: Convert to fraction form
    22,840.44/31,519.53 = 12,631.46/x
  3. Step 3: Cross multiply
    22,840.44x = 31,519.53 × 12,631.46
  4. Step 4: Simplify right side
    22,840.44x = 398,137,524.82
  5. Step 5: Solve for x
    x = 398,137,524.82/22,840.44
  6. Step 6: Final answer
    x = 17,431.25

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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.