Home / 22,237.56-33,369.50-8,207.36

Finding the Fourth Proportional to 22,237.56, 33,369.50 and 8,207.36

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Solution

The fourth proportional to 22,237.56, 33,369.50 and 8,207.36 is: 12,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.56 : 33,369.50 = 8,207.36 : x
  2. Step 2: Convert to fraction form
    22,237.56/33,369.50 = 8,207.36/x
  3. Step 3: Cross multiply
    22,237.56x = 33,369.50 × 8,207.36
  4. Step 4: Simplify right side
    22,237.56x = 273,875,291.64
  5. Step 5: Solve for x
    x = 273,875,291.64/22,237.56
  6. Step 6: Final answer
    x = 12,315.89

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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.