Home / 39,638.21-59,467.22-27,974.21

Finding the Fourth Proportional to 39,638.21, 59,467.22 and 27,974.21

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Solution

The fourth proportional to 39,638.21, 59,467.22 and 27,974.21 is: 41,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.21 : 59,467.22 = 27,974.21 : x
  2. Step 2: Convert to fraction form
    39,638.21/59,467.22 = 27,974.21/x
  3. Step 3: Cross multiply
    39,638.21x = 59,467.22 × 27,974.21
  4. Step 4: Simplify right side
    39,638.21x = 1,663,548,500.40
  5. Step 5: Solve for x
    x = 1,663,548,500.40/39,638.21
  6. Step 6: Final answer
    x = 41,968.31

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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.