Home / 22,387.07-33,531.99-21,764.99

Finding the Fourth Proportional to 22,387.07, 33,531.99 and 21,764.99

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Solution

The fourth proportional to 22,387.07, 33,531.99 and 21,764.99 is: 32,600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387.07 : 33,531.99 = 21,764.99 : x
  2. Step 2: Convert to fraction form
    22,387.07/33,531.99 = 21,764.99/x
  3. Step 3: Cross multiply
    22,387.07x = 33,531.99 × 21,764.99
  4. Step 4: Simplify right side
    22,387.07x = 729,823,259.37
  5. Step 5: Solve for x
    x = 729,823,259.37/22,387.07
  6. Step 6: Final answer
    x = 32,600.22

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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.