Home / 34,650.87-47,818.26-18,735.32

Finding the Fourth Proportional to 34,650.87, 47,818.26 and 18,735.32

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Solution

The fourth proportional to 34,650.87, 47,818.26 and 18,735.32 is: 25,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,650.87 : 47,818.26 = 18,735.32 : x
  2. Step 2: Convert to fraction form
    34,650.87/47,818.26 = 18,735.32/x
  3. Step 3: Cross multiply
    34,650.87x = 47,818.26 × 18,735.32
  4. Step 4: Simplify right side
    34,650.87x = 895,890,163.85
  5. Step 5: Solve for x
    x = 895,890,163.85/34,650.87
  6. Step 6: Final answer
    x = 25,854.77

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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.