Home / 14,403.72-21,571.98-11,090.52

Finding the Fourth Proportional to 14,403.72, 21,571.98 and 11,090.52

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Solution

The fourth proportional to 14,403.72, 21,571.98 and 11,090.52 is: 16,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.72 : 21,571.98 = 11,090.52 : x
  2. Step 2: Convert to fraction form
    14,403.72/21,571.98 = 11,090.52/x
  3. Step 3: Cross multiply
    14,403.72x = 21,571.98 × 11,090.52
  4. Step 4: Simplify right side
    14,403.72x = 239,244,475.63
  5. Step 5: Solve for x
    x = 239,244,475.63/14,403.72
  6. Step 6: Final answer
    x = 16,609.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.