Home / 34,227.54-47,234.79-19,120.14

Finding the Fourth Proportional to 34,227.54, 47,234.79 and 19,120.14

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Solution

The fourth proportional to 34,227.54, 47,234.79 and 19,120.14 is: 26,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,227.54 : 47,234.79 = 19,120.14 : x
  2. Step 2: Convert to fraction form
    34,227.54/47,234.79 = 19,120.14/x
  3. Step 3: Cross multiply
    34,227.54x = 47,234.79 × 19,120.14
  4. Step 4: Simplify right side
    34,227.54x = 903,135,797.67
  5. Step 5: Solve for x
    x = 903,135,797.67/34,227.54
  6. Step 6: Final answer
    x = 26,386.23

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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.