Home / 38,371.47-57,450.92-19,611.11

Finding the Fourth Proportional to 38,371.47, 57,450.92 and 19,611.11

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Solution

The fourth proportional to 38,371.47, 57,450.92 and 19,611.11 is: 29,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371.47 : 57,450.92 = 19,611.11 : x
  2. Step 2: Convert to fraction form
    38,371.47/57,450.92 = 19,611.11/x
  3. Step 3: Cross multiply
    38,371.47x = 57,450.92 × 19,611.11
  4. Step 4: Simplify right side
    38,371.47x = 1,126,676,467.61
  5. Step 5: Solve for x
    x = 1,126,676,467.61/38,371.47
  6. Step 6: Final answer
    x = 29,362.35

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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.