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Finding the Fourth Proportional to 26,864.98, 40,297.46 and 8,396.98

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Solution

The fourth proportional to 26,864.98, 40,297.46 and 8,396.98 is: 12,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864.98 : 40,297.46 = 8,396.98 : x
  2. Step 2: Convert to fraction form
    26,864.98/40,297.46 = 8,396.98/x
  3. Step 3: Cross multiply
    26,864.98x = 40,297.46 × 8,396.98
  4. Step 4: Simplify right side
    26,864.98x = 338,376,965.67
  5. Step 5: Solve for x
    x = 338,376,965.67/26,864.98
  6. Step 6: Final answer
    x = 12,595.47

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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.