Home / 15,471.43-23,205.08-4,379.09

Finding the Fourth Proportional to 15,471.43, 23,205.08 and 4,379.09

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Solution

The fourth proportional to 15,471.43, 23,205.08 and 4,379.09 is: 6,568.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.43 : 23,205.08 = 4,379.09 : x
  2. Step 2: Convert to fraction form
    15,471.43/23,205.08 = 4,379.09/x
  3. Step 3: Cross multiply
    15,471.43x = 23,205.08 × 4,379.09
  4. Step 4: Simplify right side
    15,471.43x = 101,617,028.70
  5. Step 5: Solve for x
    x = 101,617,028.70/15,471.43
  6. Step 6: Final answer
    x = 6,568.04

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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.