Home / 34,289.82-51,427.53-13,222.62

Finding the Fourth Proportional to 34,289.82, 51,427.53 and 13,222.62

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Solution

The fourth proportional to 34,289.82, 51,427.53 and 13,222.62 is: 19,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.82 : 51,427.53 = 13,222.62 : x
  2. Step 2: Convert to fraction form
    34,289.82/51,427.53 = 13,222.62/x
  3. Step 3: Cross multiply
    34,289.82x = 51,427.53 × 13,222.62
  4. Step 4: Simplify right side
    34,289.82x = 680,006,686.73
  5. Step 5: Solve for x
    x = 680,006,686.73/34,289.82
  6. Step 6: Final answer
    x = 19,831.15

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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.