Home / 31,703.58-43,749.86-18,092.38

Finding the Fourth Proportional to 31,703.58, 43,749.86 and 18,092.38

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Solution

The fourth proportional to 31,703.58, 43,749.86 and 18,092.38 is: 24,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.58 : 43,749.86 = 18,092.38 : x
  2. Step 2: Convert to fraction form
    31,703.58/43,749.86 = 18,092.38/x
  3. Step 3: Cross multiply
    31,703.58x = 43,749.86 × 18,092.38
  4. Step 4: Simplify right side
    31,703.58x = 791,538,942.35
  5. Step 5: Solve for x
    x = 791,538,942.35/31,703.58
  6. Step 6: Final answer
    x = 24,966.86

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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.