Home / 13,458.83-20,182.43-4,450.41

Finding the Fourth Proportional to 13,458.83, 20,182.43 and 4,450.41

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Solution

The fourth proportional to 13,458.83, 20,182.43 and 4,450.41 is: 6,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458.83 : 20,182.43 = 4,450.41 : x
  2. Step 2: Convert to fraction form
    13,458.83/20,182.43 = 4,450.41/x
  3. Step 3: Cross multiply
    13,458.83x = 20,182.43 × 4,450.41
  4. Step 4: Simplify right side
    13,458.83x = 89,820,099.42
  5. Step 5: Solve for x
    x = 89,820,099.42/13,458.83
  6. Step 6: Final answer
    x = 6,673.70

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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.