Home / 21,917.84-32,833.49-14,499.86

Finding the Fourth Proportional to 21,917.84, 32,833.49 and 14,499.86

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Solution

The fourth proportional to 21,917.84, 32,833.49 and 14,499.86 is: 21,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,917.84 : 32,833.49 = 14,499.86 : x
  2. Step 2: Convert to fraction form
    21,917.84/32,833.49 = 14,499.86/x
  3. Step 3: Cross multiply
    21,917.84x = 32,833.49 × 14,499.86
  4. Step 4: Simplify right side
    21,917.84x = 476,080,771.64
  5. Step 5: Solve for x
    x = 476,080,771.64/21,917.84
  6. Step 6: Final answer
    x = 21,721.16

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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.