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Finding the Fourth Proportional to 26,343.91, 36,357.91 and 17,276.90

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Solution

The fourth proportional to 26,343.91, 36,357.91 and 17,276.90 is: 23,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.91 : 36,357.91 = 17,276.90 : x
  2. Step 2: Convert to fraction form
    26,343.91/36,357.91 = 17,276.90/x
  3. Step 3: Cross multiply
    26,343.91x = 36,357.91 × 17,276.90
  4. Step 4: Simplify right side
    26,343.91x = 628,151,847.48
  5. Step 5: Solve for x
    x = 628,151,847.48/26,343.91
  6. Step 6: Final answer
    x = 23,844.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.