Home / 34,355.21-47,399.42-19,245.83

Finding the Fourth Proportional to 34,355.21, 47,399.42 and 19,245.83

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Solution

The fourth proportional to 34,355.21, 47,399.42 and 19,245.83 is: 26,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,355.21 : 47,399.42 = 19,245.83 : x
  2. Step 2: Convert to fraction form
    34,355.21/47,399.42 = 19,245.83/x
  3. Step 3: Cross multiply
    34,355.21x = 47,399.42 × 19,245.83
  4. Step 4: Simplify right side
    34,355.21x = 912,241,179.42
  5. Step 5: Solve for x
    x = 912,241,179.42/34,355.21
  6. Step 6: Final answer
    x = 26,553.21

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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.