Home / 26,226.88-39,331.80-8,692

Finding the Fourth Proportional to 26,226.88, 39,331.80 and 8,692

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Solution

The fourth proportional to 26,226.88, 39,331.80 and 8,692 is: 13,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.88 : 39,331.80 = 8,692 : x
  2. Step 2: Convert to fraction form
    26,226.88/39,331.80 = 8,692/x
  3. Step 3: Cross multiply
    26,226.88x = 39,331.80 × 8,692
  4. Step 4: Simplify right side
    26,226.88x = 341,872,005.60
  5. Step 5: Solve for x
    x = 341,872,005.60/26,226.88
  6. Step 6: Final answer
    x = 13,035.18

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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.