Home / 26,149.12-36,086-14,212.46

Finding the Fourth Proportional to 26,149.12, 36,086 and 14,212.46

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Solution

The fourth proportional to 26,149.12, 36,086 and 14,212.46 is: 19,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.12 : 36,086 = 14,212.46 : x
  2. Step 2: Convert to fraction form
    26,149.12/36,086 = 14,212.46/x
  3. Step 3: Cross multiply
    26,149.12x = 36,086 × 14,212.46
  4. Step 4: Simplify right side
    26,149.12x = 512,870,831.56
  5. Step 5: Solve for x
    x = 512,870,831.56/26,149.12
  6. Step 6: Final answer
    x = 19,613.31

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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.