Home / 22,435.74-33,632.18-8,391.96

Finding the Fourth Proportional to 22,435.74, 33,632.18 and 8,391.96

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Solution

The fourth proportional to 22,435.74, 33,632.18 and 8,391.96 is: 12,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,435.74 : 33,632.18 = 8,391.96 : x
  2. Step 2: Convert to fraction form
    22,435.74/33,632.18 = 8,391.96/x
  3. Step 3: Cross multiply
    22,435.74x = 33,632.18 × 8,391.96
  4. Step 4: Simplify right side
    22,435.74x = 282,239,909.27
  5. Step 5: Solve for x
    x = 282,239,909.27/22,435.74
  6. Step 6: Final answer
    x = 12,579.92

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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.