Home / 14,255.42-19,667.67-9,226

Finding the Fourth Proportional to 14,255.42, 19,667.67 and 9,226

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Solution

The fourth proportional to 14,255.42, 19,667.67 and 9,226 is: 12,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.42 : 19,667.67 = 9,226 : x
  2. Step 2: Convert to fraction form
    14,255.42/19,667.67 = 9,226/x
  3. Step 3: Cross multiply
    14,255.42x = 19,667.67 × 9,226
  4. Step 4: Simplify right side
    14,255.42x = 181,453,923.42
  5. Step 5: Solve for x
    x = 181,453,923.42/14,255.42
  6. Step 6: Final answer
    x = 12,728.77

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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.