Home / 22,465.25-33,698.68-8,423.85

Finding the Fourth Proportional to 22,465.25, 33,698.68 and 8,423.85

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Solution

The fourth proportional to 22,465.25, 33,698.68 and 8,423.85 is: 12,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.25 : 33,698.68 = 8,423.85 : x
  2. Step 2: Convert to fraction form
    22,465.25/33,698.68 = 8,423.85/x
  3. Step 3: Cross multiply
    22,465.25x = 33,698.68 × 8,423.85
  4. Step 4: Simplify right side
    22,465.25x = 283,872,604.46
  5. Step 5: Solve for x
    x = 283,872,604.46/22,465.25
  6. Step 6: Final answer
    x = 12,636.08

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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.