Home / 34,891.26-48,149.64-18,975.42

Finding the Fourth Proportional to 34,891.26, 48,149.64 and 18,975.42

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Solution

The fourth proportional to 34,891.26, 48,149.64 and 18,975.42 is: 26,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.26 : 48,149.64 = 18,975.42 : x
  2. Step 2: Convert to fraction form
    34,891.26/48,149.64 = 18,975.42/x
  3. Step 3: Cross multiply
    34,891.26x = 48,149.64 × 18,975.42
  4. Step 4: Simplify right side
    34,891.26x = 913,659,641.85
  5. Step 5: Solve for x
    x = 913,659,641.85/34,891.26
  6. Step 6: Final answer
    x = 26,185.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.