Home / 12,195.96-18,295.15-5,624.02

Finding the Fourth Proportional to 12,195.96, 18,295.15 and 5,624.02

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Solution

The fourth proportional to 12,195.96, 18,295.15 and 5,624.02 is: 8,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195.96 : 18,295.15 = 5,624.02 : x
  2. Step 2: Convert to fraction form
    12,195.96/18,295.15 = 5,624.02/x
  3. Step 3: Cross multiply
    12,195.96x = 18,295.15 × 5,624.02
  4. Step 4: Simplify right side
    12,195.96x = 102,892,289.50
  5. Step 5: Solve for x
    x = 102,892,289.50/12,195.96
  6. Step 6: Final answer
    x = 8,436.59

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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.