Home / 31,777.44-43,852.77-17,631.60

Finding the Fourth Proportional to 31,777.44, 43,852.77 and 17,631.60

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Solution

The fourth proportional to 31,777.44, 43,852.77 and 17,631.60 is: 24,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.44 : 43,852.77 = 17,631.60 : x
  2. Step 2: Convert to fraction form
    31,777.44/43,852.77 = 17,631.60/x
  3. Step 3: Cross multiply
    31,777.44x = 43,852.77 × 17,631.60
  4. Step 4: Simplify right side
    31,777.44x = 773,194,499.53
  5. Step 5: Solve for x
    x = 773,194,499.53/31,777.44
  6. Step 6: Final answer
    x = 24,331.55

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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.