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Finding the Fourth Proportional to 26,761.54, 40,146.82 and 9,895.54

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Solution

The fourth proportional to 26,761.54, 40,146.82 and 9,895.54 is: 14,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.54 : 40,146.82 = 9,895.54 : x
  2. Step 2: Convert to fraction form
    26,761.54/40,146.82 = 9,895.54/x
  3. Step 3: Cross multiply
    26,761.54x = 40,146.82 × 9,895.54
  4. Step 4: Simplify right side
    26,761.54x = 397,274,463.18
  5. Step 5: Solve for x
    x = 397,274,463.18/26,761.54
  6. Step 6: Final answer
    x = 14,844.98

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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.