Home / 39,638.46-59,467.59-27,974.46

Finding the Fourth Proportional to 39,638.46, 59,467.59 and 27,974.46

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Solution

The fourth proportional to 39,638.46, 59,467.59 and 27,974.46 is: 41,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.46 : 59,467.59 = 27,974.46 : x
  2. Step 2: Convert to fraction form
    39,638.46/59,467.59 = 27,974.46/x
  3. Step 3: Cross multiply
    39,638.46x = 59,467.59 × 27,974.46
  4. Step 4: Simplify right side
    39,638.46x = 1,663,573,717.75
  5. Step 5: Solve for x
    x = 1,663,573,717.75/39,638.46
  6. Step 6: Final answer
    x = 41,968.68

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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.