Home / 22,179.26-33,281.67-12,317.70

Finding the Fourth Proportional to 22,179.26, 33,281.67 and 12,317.70

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Solution

The fourth proportional to 22,179.26, 33,281.67 and 12,317.70 is: 18,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,179.26 : 33,281.67 = 12,317.70 : x
  2. Step 2: Convert to fraction form
    22,179.26/33,281.67 = 12,317.70/x
  3. Step 3: Cross multiply
    22,179.26x = 33,281.67 × 12,317.70
  4. Step 4: Simplify right side
    22,179.26x = 409,953,626.56
  5. Step 5: Solve for x
    x = 409,953,626.56/22,179.26
  6. Step 6: Final answer
    x = 18,483.65

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1.5x scale

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.