Home / 16,879.43-25,319.15-4,399.42

Finding the Fourth Proportional to 16,879.43, 25,319.15 and 4,399.42

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Solution

The fourth proportional to 16,879.43, 25,319.15 and 4,399.42 is: 6,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.43 : 25,319.15 = 4,399.42 : x
  2. Step 2: Convert to fraction form
    16,879.43/25,319.15 = 4,399.42/x
  3. Step 3: Cross multiply
    16,879.43x = 25,319.15 × 4,399.42
  4. Step 4: Simplify right side
    16,879.43x = 111,389,574.89
  5. Step 5: Solve for x
    x = 111,389,574.89/16,879.43
  6. Step 6: Final answer
    x = 6,599.13

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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.