Home / 26,186.21-36,136.75-14,249.56

Finding the Fourth Proportional to 26,186.21, 36,136.75 and 14,249.56

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Solution

The fourth proportional to 26,186.21, 36,136.75 and 14,249.56 is: 19,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,186.21 : 36,136.75 = 14,249.56 : x
  2. Step 2: Convert to fraction form
    26,186.21/36,136.75 = 14,249.56/x
  3. Step 3: Cross multiply
    26,186.21x = 36,136.75 × 14,249.56
  4. Step 4: Simplify right side
    26,186.21x = 514,932,721.13
  5. Step 5: Solve for x
    x = 514,932,721.13/26,186.21
  6. Step 6: Final answer
    x = 19,664.27

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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.