Home / 34,509.35-47,621.68-19,195.83

Finding the Fourth Proportional to 34,509.35, 47,621.68 and 19,195.83

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Solution

The fourth proportional to 34,509.35, 47,621.68 and 19,195.83 is: 26,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509.35 : 47,621.68 = 19,195.83 : x
  2. Step 2: Convert to fraction form
    34,509.35/47,621.68 = 19,195.83/x
  3. Step 3: Cross multiply
    34,509.35x = 47,621.68 × 19,195.83
  4. Step 4: Simplify right side
    34,509.35x = 914,137,625.60
  5. Step 5: Solve for x
    x = 914,137,625.60/34,509.35
  6. Step 6: Final answer
    x = 26,489.56

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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.