Home / 34,228.20-47,234.82-19,324.20

Finding the Fourth Proportional to 34,228.20, 47,234.82 and 19,324.20

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Solution

The fourth proportional to 34,228.20, 47,234.82 and 19,324.20 is: 26,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,228.20 : 47,234.82 = 19,324.20 : x
  2. Step 2: Convert to fraction form
    34,228.20/47,234.82 = 19,324.20/x
  3. Step 3: Cross multiply
    34,228.20x = 47,234.82 × 19,324.20
  4. Step 4: Simplify right side
    34,228.20x = 912,775,108.64
  5. Step 5: Solve for x
    x = 912,775,108.64/34,228.20
  6. Step 6: Final answer
    x = 26,667.34

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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.