Home / 26,131.44-39,200.40-8,607.36

Finding the Fourth Proportional to 26,131.44, 39,200.40 and 8,607.36

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Solution

The fourth proportional to 26,131.44, 39,200.40 and 8,607.36 is: 12,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.44 : 39,200.40 = 8,607.36 : x
  2. Step 2: Convert to fraction form
    26,131.44/39,200.40 = 8,607.36/x
  3. Step 3: Cross multiply
    26,131.44x = 39,200.40 × 8,607.36
  4. Step 4: Simplify right side
    26,131.44x = 337,411,954.94
  5. Step 5: Solve for x
    x = 337,411,954.94/26,131.44
  6. Step 6: Final answer
    x = 12,912.11

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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.