Home / 19,850.40-29,778.84-6,703.56

Finding the Fourth Proportional to 19,850.40, 29,778.84 and 6,703.56

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Solution

The fourth proportional to 19,850.40, 29,778.84 and 6,703.56 is: 10,056.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.40 : 29,778.84 = 6,703.56 : x
  2. Step 2: Convert to fraction form
    19,850.40/29,778.84 = 6,703.56/x
  3. Step 3: Cross multiply
    19,850.40x = 29,778.84 × 6,703.56
  4. Step 4: Simplify right side
    19,850.40x = 199,624,240.67
  5. Step 5: Solve for x
    x = 199,624,240.67/19,850.40
  6. Step 6: Final answer
    x = 10,056.43

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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.