Home / 38,113.73-57,222.96-19,406.34

Finding the Fourth Proportional to 38,113.73, 57,222.96 and 19,406.34

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Solution

The fourth proportional to 38,113.73, 57,222.96 and 19,406.34 is: 29,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113.73 : 57,222.96 = 19,406.34 : x
  2. Step 2: Convert to fraction form
    38,113.73/57,222.96 = 19,406.34/x
  3. Step 3: Cross multiply
    38,113.73x = 57,222.96 × 19,406.34
  4. Step 4: Simplify right side
    38,113.73x = 1,110,488,020.90
  5. Step 5: Solve for x
    x = 1,110,488,020.90/38,113.73
  6. Step 6: Final answer
    x = 29,136.17

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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.