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Finding the Fourth Proportional to 26,611.77, 39,896.01 and 9,962.48

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Solution

The fourth proportional to 26,611.77, 39,896.01 and 9,962.48 is: 14,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.77 : 39,896.01 = 9,962.48 : x
  2. Step 2: Convert to fraction form
    26,611.77/39,896.01 = 9,962.48/x
  3. Step 3: Cross multiply
    26,611.77x = 39,896.01 × 9,962.48
  4. Step 4: Simplify right side
    26,611.77x = 397,463,077.03
  5. Step 5: Solve for x
    x = 397,463,077.03/26,611.77
  6. Step 6: Final answer
    x = 14,935.61

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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.