Home / 21,584.72-29,786.47-12,024.60

Finding the Fourth Proportional to 21,584.72, 29,786.47 and 12,024.60

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Solution

The fourth proportional to 21,584.72, 29,786.47 and 12,024.60 is: 16,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.72 : 29,786.47 = 12,024.60 : x
  2. Step 2: Convert to fraction form
    21,584.72/29,786.47 = 12,024.60/x
  3. Step 3: Cross multiply
    21,584.72x = 29,786.47 × 12,024.60
  4. Step 4: Simplify right side
    21,584.72x = 358,170,276.27
  5. Step 5: Solve for x
    x = 358,170,276.27/21,584.72
  6. Step 6: Final answer
    x = 16,593.69

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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.