Home / 14,239.12-19,644.78-8,932

Finding the Fourth Proportional to 14,239.12, 19,644.78 and 8,932

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Solution

The fourth proportional to 14,239.12, 19,644.78 and 8,932 is: 12,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.12 : 19,644.78 = 8,932 : x
  2. Step 2: Convert to fraction form
    14,239.12/19,644.78 = 8,932/x
  3. Step 3: Cross multiply
    14,239.12x = 19,644.78 × 8,932
  4. Step 4: Simplify right side
    14,239.12x = 175,467,174.96
  5. Step 5: Solve for x
    x = 175,467,174.96/14,239.12
  6. Step 6: Final answer
    x = 12,322.89

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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.