Home / 26,434.98-39,647.97-8,665.29

Finding the Fourth Proportional to 26,434.98, 39,647.97 and 8,665.29

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Solution

The fourth proportional to 26,434.98, 39,647.97 and 8,665.29 is: 12,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.98 : 39,647.97 = 8,665.29 : x
  2. Step 2: Convert to fraction form
    26,434.98/39,647.97 = 8,665.29/x
  3. Step 3: Cross multiply
    26,434.98x = 39,647.97 × 8,665.29
  4. Step 4: Simplify right side
    26,434.98x = 343,561,157.96
  5. Step 5: Solve for x
    x = 343,561,157.96/26,434.98
  6. Step 6: Final answer
    x = 12,996.46

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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.