Home / 21,606.86-29,811.24-14,064.26

Finding the Fourth Proportional to 21,606.86, 29,811.24 and 14,064.26

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Solution

The fourth proportional to 21,606.86, 29,811.24 and 14,064.26 is: 19,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606.86 : 29,811.24 = 14,064.26 : x
  2. Step 2: Convert to fraction form
    21,606.86/29,811.24 = 14,064.26/x
  3. Step 3: Cross multiply
    21,606.86x = 29,811.24 × 14,064.26
  4. Step 4: Simplify right side
    21,606.86x = 419,272,881.23
  5. Step 5: Solve for x
    x = 419,272,881.23/21,606.86
  6. Step 6: Final answer
    x = 19,404.62

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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.