Home / 22,122.66-33,104.10-19,039.84

Finding the Fourth Proportional to 22,122.66, 33,104.10 and 19,039.84

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Solution

The fourth proportional to 22,122.66, 33,104.10 and 19,039.84 is: 28,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.66 : 33,104.10 = 19,039.84 : x
  2. Step 2: Convert to fraction form
    22,122.66/33,104.10 = 19,039.84/x
  3. Step 3: Cross multiply
    22,122.66x = 33,104.10 × 19,039.84
  4. Step 4: Simplify right side
    22,122.66x = 630,296,767.34
  5. Step 5: Solve for x
    x = 630,296,767.34/22,122.66
  6. Step 6: Final answer
    x = 28,491.00

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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.