Home / 14,450.13-21,673.23-3,920.83

Finding the Fourth Proportional to 14,450.13, 21,673.23 and 3,920.83

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Solution

The fourth proportional to 14,450.13, 21,673.23 and 3,920.83 is: 5,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.13 : 21,673.23 = 3,920.83 : x
  2. Step 2: Convert to fraction form
    14,450.13/21,673.23 = 3,920.83/x
  3. Step 3: Cross multiply
    14,450.13x = 21,673.23 × 3,920.83
  4. Step 4: Simplify right side
    14,450.13x = 84,977,050.38
  5. Step 5: Solve for x
    x = 84,977,050.38/14,450.13
  6. Step 6: Final answer
    x = 5,880.71

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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.