Home / 37,777.79-56,658.66-11,116.54

Finding the Fourth Proportional to 37,777.79, 56,658.66 and 11,116.54

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Solution

The fourth proportional to 37,777.79, 56,658.66 and 11,116.54 is: 16,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,777.79 : 56,658.66 = 11,116.54 : x
  2. Step 2: Convert to fraction form
    37,777.79/56,658.66 = 11,116.54/x
  3. Step 3: Cross multiply
    37,777.79x = 56,658.66 × 11,116.54
  4. Step 4: Simplify right side
    37,777.79x = 629,848,383.17
  5. Step 5: Solve for x
    x = 629,848,383.17/37,777.79
  6. Step 6: Final answer
    x = 16,672.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.